Pith Number

pith:NJ5VN3IP

pith:2025:NJ5VN3IP6M3XIXOLW2R5K5PBVO

not attested not anchored not stored refs pending

Chain of Functions: A Programmatic Pipeline for Fine-Grained Chart Reasoning Data

Jiang Bian, Jingjing Fu, Jun Zhang, Lei Song, Rui Wang, Zijian Li

arxiv:2503.16260 v1 · 2025-03-20 · 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{NJ5VN3IP6M3XIXOLW2R5K5PBVO}

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	2026-07-05T10:36:08.874740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a7b56ed0ff337745dcbb6a3d575e1aba7f1902aa4338bee0a6f3a334b63e8de

Aliases

arxiv: 2503.16260 · arxiv_version: 2503.16260v1 · doi: 10.48550/arxiv.2503.16260 · pith_short_12: NJ5VN3IP6M3X · pith_short_16: NJ5VN3IP6M3XIXOL · pith_short_8: NJ5VN3IP

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/NJ5VN3IP6M3XIXOLW2R5K5PBVO \
  | 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: 6a7b56ed0ff337745dcbb6a3d575e1aba7f1902aa4338bee0a6f3a334b63e8de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aba269d62001682faed3c887aaa932a8b3192b503b8be0d3f2dc5bff23913ef1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-20T15:56:04Z",
    "title_canon_sha256": "41aeaa8bf49cce27e5fa199f4ec9263165a99367c231f25d944cfaf7328db7bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.16260",
    "kind": "arxiv",
    "version": 1
  }
}