Pith Number

pith:4FBPJ5J2

pith:2026:4FBPJ5J2S5P2I2L3O3KFJNTAIX

not attested not anchored not stored refs pending

An LMM for Precisely Grounding Elements in Documents

Chuangxin Zhao, Ji Qi, Juanzi Li, Kai Sun, Lei Hou, Yijian Lu

arxiv:2606.24118 v1 · 2026-06-23 · 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{4FBPJ5J2S5P2I2L3O3KFJNTAIX}

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	2026-06-24T01:14:41.564450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e142f4f53a975fa4697b76d454b66045fb38e159c610177fe7180d8418ab1e91

Aliases

arxiv: 2606.24118 · arxiv_version: 2606.24118v1 · doi: 10.48550/arxiv.2606.24118 · pith_short_12: 4FBPJ5J2S5P2 · pith_short_16: 4FBPJ5J2S5P2I2L3 · pith_short_8: 4FBPJ5J2

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/4FBPJ5J2S5P2I2L3O3KFJNTAIX \
  | 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: e142f4f53a975fa4697b76d454b66045fb38e159c610177fe7180d8418ab1e91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3b87ada390d1e305b28b6ae7018d69d48f0246804038918ff0c5f69ab4c008b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-23T04:09:05Z",
    "title_canon_sha256": "cecc86fe479f1354b98dfe0f5492671bcec1bf59b2be1d62e1a2718bffb0cd4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24118",
    "kind": "arxiv",
    "version": 1
  }
}