- book.toml with title, authors, build directory, edit-url-template
- src/SUMMARY.md with complete TOC for all planned sections
- src/introduction.md: what pdftract does and doesn't do (Non-Goals)
- src/installation.md: cargo, pip, Homebrew, Docker; KU-12 caveat verbatim
- src/quickstart.md: five-minute walkthrough with executable commands
- 39 draft placeholder files for CLI reference, schema, profiles, SDKs, advanced topics, troubleshooting, FAQ
mdbook build completes cleanly with zero warnings (linkcheck optional).
See notes/pdftract-1g87.md for verification details.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Add test_cycle_detection_in_page_tree to verify that circular references
in the /Pages tree are detected and handled gracefully without panicking.
The test creates a page tree with a cycle (parent -> child1 -> child2 -> child1)
and verifies that the flattener returns the valid pages while pruning the
cyclic portion.
Acceptance criteria verified:
- 3-level /Pages inheritance with MediaBox: PASS
- EC-09 missing MediaBox defaults to US Letter: PASS
- /Pages tree with cycles detected: PASS
- /Rotate value 45 clamped to 0: PASS
- Page count validation: PASS
- proptest random shapes never panic: PASS
- INV-8 no panics on invalid input: PASS
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Bead-Id: pdftract-5tmcg
Bead-Id: pdftract-4iier
Add comprehensive README files for all 9 built-in profiles (invoice,
receipt, contract, scientific_paper, slide_deck, form, bank_statement,
legal_filing, book_chapter). Each README includes:
- Match Criteria Summary: prose description of what makes a document match
- Extracted Fields table: field_name, type, description, example, source_hint
- Known Limitations: bullet list of edge cases and failure modes
- Sample Input Pointer: links to fixtures directory
- Configuration Tips: how to override via --profile or export
The xtask doc-profile skeleton generator was already implemented
and was used to generate the initial skeleton, which was then enhanced
with profile-specific human-authored content.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Complete per-profile README documentation for all 9 built-in profiles.
Each README follows the consistent 6-section structure with match criteria,
extracted fields, known limitations, sample input pointers, and configuration tips.
Fix: receipt README date field type (string → date to match YAML).
Files updated:
- profiles/builtin/invoice/README.md
- profiles/builtin/receipt/README.md
- profiles/builtin/contract/README.md
- profiles/builtin/scientific_paper/README.md
- profiles/builtin/slide_deck/README.md
- profiles/builtin/form/README.md
- profiles/builtin/bank_statement/README.md
- profiles/builtin/legal_filing/README.md
- profiles/builtin/book_chapter/README.md
- notes/pdftract-4iier.md
Acceptance criteria:
- All 9 README files exist at correct paths
- All follow consistent 6-section structure
- All Extracted Fields tables match YAML profile_fields
- All Known Limitations sections are non-empty and profile-specific
- All Sample Input pointers reference existing fixtures
- xtask doc-profile skeleton generator is implemented
Co-Authored-By: Claude Code (glm-4.7) <noreply@anthropic.com>
Complete the per-profile README documentation for all 9 built-in profiles:
- slide_deck: Add Known Limitations section
- form: Add Match Criteria Summary and Known Limitations
- bank_statement: Add Match Criteria Summary and Known Limitations
- legal_filing: Add Match Criteria Summary and Known Limitations
- book_chapter: Add Match Criteria Summary and Known Limitations
The xtask doc-profile skeleton generator already existed and provides
automated README generation from profile.yaml files.
All READMEs now follow the consistent 6-section structure:
1. Title and description
2. Match Criteria Summary (prose description)
3. Extracted Fields (table with field details)
4. Known Limitations (document-specific edge cases)
5. Sample Input Pointer (fixture references)
6. Configuration Tips (override instructions)
Acceptance criteria:
- All nine README files exist at profiles/builtin/<type>/README.md
- Each follows the consistent 6-section structure
- Extracted Fields tables match the corresponding profile YAML
- Known Limitations is non-empty and document-specific
- Sample Input Pointer links to actual fixtures
- xtask doc-profile skeleton generator exists
Co-Authored-By: Claude Code <noreply@anthropic.com>
- Remove incorrect #[cfg(feature = "proptest")] since proptest is not behind a feature
- Update verification note to reflect 30 passing tests (includes 2 proptest tests)
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Workers must push immediately after committing (step 5a) to keep
Forgejo current. Omitting push caused all commits to accumulate
locally with nothing visible on the remote.
Implement the per-target build steps inside pdftract-ci for all five
release target triples. Each target produces a stripped release binary
uploaded as an Argo artifact (named pdftract-<triple>).
Changes:
- Added workspace volumeClaimTemplate (10Gi) to share cloned repo
- Implemented build-matrix DAG with 5 target build tasks
- Added continueOn: failed to each build task for fault tolerance
- Implemented build-target template using ghcr.io/cross-rs images
- Configured cargo-cache volume mount with CARGO_HOME and TARGET_DIR
- Added SOURCE_DATE_EPOCH and --locked flag for reproducible builds
- Added binary stripping and artifact upload (pdftract-<target>{.exe})
Targets:
- x86_64-unknown-linux-musl
- aarch64-unknown-linux-musl
- x86_64-apple-darwin
- aarch64-apple-darwin
- x86_64-pc-windows-gnu
Acceptance criteria:
- PASS: All five build steps in build-matrix DAG
- PASS: Binaries upload as artifacts with correct pattern
- WARN: Build time <= 8 min (cannot verify without running pipeline)
- WARN: Stripped binary <= 4 MB (cannot verify without running pipeline)
- PASS: Failure isolation with continueOn: failed
Verification note: notes/pdftract-1bn.md
Refs: pdftract-1bn, Phase 0 lines 1001-1009, ADR-009
Implement the build-matrix DAG template in pdftract-ci WorkflowTemplate
with cross-compilation for all five release target triples using
ghcr.io/cross-rs Docker images.
Targets:
- x86_64-unknown-linux-musl
- aarch64-unknown-linux-musl
- x86_64-apple-darwin
- aarch64-apple-darwin
- x86_64-pc-windows-gnu
Each target:
- Builds in parallel via DAG task with continueOn.failed=true
- Uses target-specific cross Docker image
- Mounts shared cargo-cache PVC
- Builds with --features default,serve,decrypt
- Strips binary using target-appropriate strip command
- Uploads artifact as pdftract-{target}{.exe}
Acceptance criteria:
- PASS: All five build steps in build-matrix DAG
- PASS: All five binaries upload as artifacts
- PASS: Failure isolation with continueOn
- WARN: Build time <= 8 min (runtime verification required)
- WARN: Binary size <= 4 MB (runtime verification required)
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
- Fix stream.rs test cases to use PdfStream::new() correctly (takes PdfDict directly, not wrapped in PdfObject::Dict)
- Fix catalog.rs test cases to use PdfObject::Dict(Box::new(dict)) (API change)
- Update parse_catalog to return Ok(empty_catalog) with STRUCT_MISSING_KEY diagnostic instead of Err when /Pages is missing (per bead acceptance criteria)
All catalog parser tests pass:
- 27 tests including 6 proptests for INV-8 compliance
- PageLabels number tree with mixed roman/arabic styles
- Tagged PDF detection via /MarkInfo
- Optional fields (Outlines, Version, etc.)
- proptest: random PdfObject as /Root never panics
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Add pre-commit hook that runs check-provenance.sh before each commit
to ensure fixture files always have valid provenance entries. Update
PROVENANCE.md with validation section documenting the hook usage.
Acceptance criteria:
- PROVENANCE.md exists with one row per fixture file ✓
- Every fixture file enumerated; no orphans ✓
- License column populated; only approved licenses ✓
- SHA256 column populated; matches actual content ✓
- check-provenance.sh validates manifest; CI gate green ✓
- Synthetic fixtures point at generation scripts ✓
Refs: pdftract-5z5d8
Co-Authored-By: Claude Code <noreply@anthropic.com>
Implement the document catalog parser (/Root traversal) for PDF documents.
The catalog parser extracts all key entries from the document catalog
including Pages, Outlines, MarkInfo, StructTreeRoot, AcroForm, Names,
Metadata, PageLabels, OCProperties, OpenAction, AA, and Version.
Key structures:
- MarkInfo: parses /MarkInfo dictionary with is_tagged, user_properties, suspects
- PageLabelStyle: enum for all label styles (D, R, r, A, a)
- PageLabel: single page label with style, prefix, and start value
- PageLabelsTree: number tree parser for /PageLabels with /Nums and /Kids support
- OcProperties: stub for OCG implementation (delegated to dedicated bead)
- Catalog: main catalog struct with all required and optional fields
Number tree implementation:
- Parses /Nums arrays (leaf nodes with alternating key-value pairs)
- Supports /Kids arrays (internal nodes for recursive tree traversal)
- Provides get_label_with_start() and get_label() methods for lookup
- Correctly formats roman numerals (uppercase/lowercase) and letter sequences
All 27 tests pass including proptests for fuzzing robustness (INV-8).
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Fixed scripts/check-provenance.sh to properly validate PROVENANCE.md
against actual fixture files. The script was failing silently due to
subshell EXIT trap removing temp files before parent could read them,
and arithmetic expansion returning exit code 1 on zero value.
Changes:
- Replaced subshell pipes with process substitution
- Moved temp file cleanup to after reading
- Added validated variable initialization
- Added || true to prevent exit on zero arithmetic
All 200 classifier corpus fixtures have valid provenance entries
with matching SHA256 hashes. PROVENANCE.md already existed with
complete documentation.
Refs: pdftract-5z5d8
Co-Authored-By: Claude Code <noreply@anthropic.com>
Changed Diagnostic::msg from String to Cow<'static, str> to avoid
allocations for static error messages. Static messages now use
Cow::Borrowed, while dynamic formatted messages use Cow::Owned.
Also fixed peek_token lifetime issue - was returning reference to
local variable, now returns reference from cache.
Acceptance criteria:
- Token enum with all required variants
- Lexer struct with position tracking and diagnostics
- Diagnostic uses Cow<'static, str> for zero-allocation static messages
- All public methods implemented: new, next_token, peek_token, position, take_diagnostics
- All internal helpers implemented
Refs: pdftract-4hn1
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Bead-Id: pdftract-4hn1
- Fix typo: "scific_paper" -> "scientific_paper" in fixture path
- Fix xtask path resolution: use relative path ".." to access workspace root
- Fix xtask format string: remove unused profile_name placeholder
- Add workspace exclusion to xtask/Cargo.toml for standalone build
These are minor improvements to the existing per-profile README documentation
that was already created in commit 8b5dd4f.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
- Create tests/fixtures/classifier/ with 200 synthetic PDFs:
- 50 invoices with bill-to/ship-to, item tables, totals
- 50 scientific papers with abstracts, sections, references
- 50 contracts with clauses, legal terminology, signatures
- 50 misc documents (8 receipts, 8 forms, 7 bank statements,
7 slide decks, 7 legal filings, 6 book excerpts, 7 magazines)
- Add MANIFEST.tsv mapping each document to its expected type
with source URL and license (all MIT-0 synthetic data)
- Add scripts/generate_test_corpus.py to regenerate the corpus
using reportlab for PDF generation
- Add tests/test_classifier_corpus.rs with validation harness:
- test_corpus_manifest_validity: verifies manifest structure
and file existence (PASSES)
- test_classifier_corpus_accuracy: will validate precision/
recall/F1 when classifier is implemented (SKIP for now)
- test_classifier_reproducibility: will verify deterministic
classification (SKIP for now)
- Add tests/fixtures/classifier/README.md documenting corpus
structure, generation process, and acceptance criteria
Total corpus size: ~0.4 MB (each PDF < 5 KB)
Acceptance criteria (from plan.md Phase 5.6):
- Per-class precision and recall >= 0.85
- Macro-F1 >= 0.88
- Reproducibility: identical output for same document
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
- Confirm pdftract-ci.yaml exists in declarative-config
- Verify WorkflowTemplate deployed to argo-workflows namespace
- Document all scaffold templates are present with placeholders
- Note: ArgoCD sync will reconcile minor version drift
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
The pdftract-ci WorkflowTemplate was already created in declarative-config
in a previous session. This commit adds verification notes confirming all
acceptance criteria are met:
- WorkflowTemplate exists in k8s/iad-ci/argo-workflows/pdftract-ci.yaml
- Template synced to iad-ci cluster (argo-workflows namespace)
- DAG structure: setup -> [build-matrix, test-matrix, quality-matrix,
bench-matrix] -> publish-if-tag
- All required configuration present (parameters, securityContext,
volumeClaimTemplates, podGC, TTL)
- Webhook payload schema documented in YAML comments
- Empty step skeletons ready for Phase 0 sibling beads
Manual workflow test attempted but encountered transient Rackspace Spot
CSI storage attachment issue (infrastructure, not template defect).
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Verified the pdftract-ci WorkflowTemplate exists in declarative-config
and is correctly synced to the iad-ci cluster. All scaffolding
requirements met for Phase 0.1.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Verify completion of Phase 0.1 scaffolding bead. The WorkflowTemplate
was already implemented in declarative-config with all required elements:
- DAG structure with empty step skeletons
- VolumeClaimTemplates for cargo cache
- Exit handler, security context, imagePullSecrets
- Webhook payload schema documentation
Subsequent Phase 0 beads can now develop each DAG leg in parallel.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
The pdftract-ci.yaml WorkflowTemplate scaffold already exists in
declarative-config (commit 8248a1f). This notes file documents the
current state and pending ArgoCD sync.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
HIGH:
- Add outline/bookmark traversal spec to Phase 1.4 (linked list walk, PDFDocEncoding vs UTF-16BE)
- Specify base64 encoding for attachment data field in Phase 7.5
- Move decompression limit to ExtractionOptions.max_decompress_bytes (universal, not serve-only);
add max_decompress_gb to CLI/Python/HTTP API surfaces
LOW:
- Split log+env_logger into two dep matrix rows for accurate crate count
- Add full_render to Python keyword args and HTTP form fields (with no-op note)
- Clarify v0.1.0 milestone: "all applicable" targets (OCR speed target excluded until v0.2.0)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
New research document covering parallel extraction architecture:
rayon page-level parallelism, Arc<> shared xref/font/object-stream
caches, RwLock font cache design, Tesseract thread-local OCR pool,
semaphore memory budget, ordered NDJSON streaming slot array, and
catch_unwind error isolation per page.
Also adds docs/research-index.md: a 622-line navigable index of all
83 research documents grouped into 9 thematic categories, with a
"Start Here" reading path, per-phase implementation reading tables,
and an alphabetical lookup table covering every document.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Two new research documents covering Japanese Ruby text and East Asian
typography (tagged/untagged furigana extraction, Kinsoku Shori spacing,
full-width normalization, tate-chu-yoko, CJK/Latin boundary detection,
ruby_text output field) and PDF/VT variable and transactional printing
(DPart hierarchy traversal, per-record extraction model, DPM metadata,
variable vs. static content classification, postal address extraction,
records array output schema).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Two new research documents covering Southeast Asian script extraction
(Thai/Khmer/Myanmar/Lao/Tibetan/Ethiopic — cluster structure, no-space
word boundary policy for Thai/Lao, Zawgyi vs Unicode detection for
Myanmar, USE shaping, Tesseract fallback) and OpenType MATH table
exploitation for formula extraction (MathConstants for fraction/
subscript/radical layout, TeX OML/OMS/OMX encoding tables, MathML
output generation, GlyphAssembly reconstruction, alternative text
and MathJax XMP source recovery).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Two new research documents covering the glyph-to-span-to-block assembly
pipeline (inter-operator merging, adaptive word gap threshold, column
detection, ligature bbox splitting, multi-granularity output) and
Unicode post-processing (NFC normalization, selective NFKC decomposition
for ligatures, PUA preservation, soft hyphen resolution, ZWJ/ZWNJ
handling, combining character reordering).
Also adds docs/plan/implementation-plan.md: the full 7-phase Rust
implementation roadmap covering core parser, font/encoding pipeline,
content stream processing, text assembly, OCR integration, API surface,
and advanced features — with crate selections, complexity ratings,
test strategy, and v0.1–v1.0 release milestones.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering PDF article thread
traversal for multi-flow magazine layouts, resource dictionary
inheritance and ResourceStack semantics for nested Form XObjects,
document catalog and page tree structure (UserUnit, Contents array,
page inheritance), and hyperlink/named destination extraction with
QuadPoints anchor text and link density classification.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering cross-reference table
and xref stream parsing with error recovery, PDF object model and lexer
correctness (all 8 types, string escapes, stream /Length recovery),
FontDescriptor fields and embedded font data (Type1/TrueType/CFF/OT),
and PDF/UA-2 / PDF 2.0 structure changes (MathML, NFC normalization,
new structure types, artifact classification improvements).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering ICC profile and color
space luminance estimation for text visibility, precise text state
tracking and bounding box computation (Tc/Tw/Tz/TL, font units, TJ
kerning, baseline clustering), PDF/X prepress handling (OutputIntent,
TrimBox, spot colors, article threading), and a complete content stream
operator reference (BT/ET, Tj/TJ/'/", BI/ID/EI, BX/EX, marked content).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering page label/PageLabels
number tree and outline/bookmark tree extraction, government form PDF
patterns (IRS, USCIS, court filings, classification markings), book and
publishing PDF structure (running heads, footnotes, index extraction),
and PDF stream filter pipeline (FlateDecode/LZW predictors, JBIG2 global
segments, CCITTFax, JPX, error boundaries).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering PDF portfolio and
attachment enumeration (ZUGFeRD, PDF/A-3 AFRelationship), incremental
update structure and xref chaining, PDF/UA tagged PDF deep dive with
all 36 structure types and MCID mechanics, and JavaScript/AcroForm/XFA
field extraction without script execution.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering color space and contrast
analysis for text visibility, medical/scientific document structure
(ICH E3, IMRaD, FDA labeling, eCTD), multilingual mixed-script extraction
with UBA bidi handling and CJK vertical text, and digital signature
metadata extraction with DocMDP integrity context.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Four new extraction research documents covering text rendering modes
(Tr 0-7 including invisible OCR layers), legal/financial document
extraction patterns, character-level confidence aggregation with output
schema, and PDF/E engineering document handling (CAD, GD&T, schematics).
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Three new extraction research documents covering subset font Unicode
recovery, pdfLaTeX/XeLaTeX encoding tables and two-column layout, and
proper vs. improper redaction detection with output schema.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
- word-boundary-reconstruction: expected position formula with Tc/Tw/Tz,
TJ kerning gap detection, Td/Tm jump analysis, four space-width threshold
strategies including adaptive histogram, multi-column gap discrimination
- scanned-vs-vector-page-classification: four-category taxonomy, fast
pre-checks, image coverage AABB computation, character density ratio,
validity rate, glyph bbox plausibility, region routing map, confidence
scoring with cost-aware OCR threshold
- pdfa-compliance-and-extraction: ISO 19005 part/level matrix, XMP
pdfaid detection, Level B/U/A guarantee implications for extraction,
font embedding requirements, artifact tagging, PDF/A-3 embedded files,
PdfaLevel enum with per-level fast-path branching
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
