Pith Number

pith:RTXSMR6W

pith:2025:RTXSMR6WBPNSMTYLJRYVFAUUBH

not attested not anchored not stored refs pending

Hierarchical Document Parsing via Large Margin Feature Matching and Heuristics

Duong Anh Kiet

arxiv:2502.07442 v2 · 2025-02-11 · cs.CL · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTXSMR6WBPNSMTYLJRYVFAUUBH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T10:26:43.589861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cef2647d60bdb264f0b4c7152829409ea4ba1937a64075267da8d2841029e03

Aliases

arxiv: 2502.07442 · arxiv_version: 2502.07442v2 · doi: 10.48550/arxiv.2502.07442 · pith_short_12: RTXSMR6WBPNS · pith_short_16: RTXSMR6WBPNSMTYL · pith_short_8: RTXSMR6W

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/RTXSMR6WBPNSMTYLJRYVFAUUBH \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8cef2647d60bdb264f0b4c7152829409ea4ba1937a64075267da8d2841029e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26b872b89e06d887069c34ccdc7649a73e92e94e76ac5e48839a4c403c0bc6a1",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-11T10:37:01Z",
    "title_canon_sha256": "a0f54b2617ffc64b837d114a09630bc321b4d84d29ffdd399f9961ac8273d9c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07442",
    "kind": "arxiv",
    "version": 2
  }
}