Pith Number

pith:I45JSO4J

pith:2017:I45JSO4JRYKWQSKAYI7RKYHLFT

not attested not anchored not stored refs pending

Object Discovery via Cohesion Measurement

Guanjun Guo, Hanzi Wang, Wan-Lei Zhao, Xuelong Li, Yan Yan

arxiv:1704.08944 v1 · 2017-04-28 · 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{I45JSO4JRYKWQSKAYI7RKYHLFT}

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	2026-05-18T00:45:24.888041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473a993b898e15684940c23f1560eb2cc11a4a439e096754507713e935b6bfd2

Aliases

arxiv: 1704.08944 · arxiv_version: 1704.08944v1 · doi: 10.48550/arxiv.1704.08944 · pith_short_12: I45JSO4JRYKW · pith_short_16: I45JSO4JRYKWQSKA · pith_short_8: I45JSO4J

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/I45JSO4JRYKWQSKAYI7RKYHLFT \
  | 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: 473a993b898e15684940c23f1560eb2cc11a4a439e096754507713e935b6bfd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daf061f525aafb7d94f1c41403cda7d0f563ae3de27848de3dee0b7201837375",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-28T14:19:00Z",
    "title_canon_sha256": "f0a3f7df37f2a3bc5ca504499b2bd888e9af32f71f01909fdb6b1cd544e7fca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08944",
    "kind": "arxiv",
    "version": 1
  }
}