Pith Number

pith:WRUKFCEG

pith:2013:WRUKFCEG5COBGB2M5XW22TRGEP

not attested not anchored not stored refs pending

A Randomized Approximation Algorithm of Logic Sampling

Gregory F. Cooper, R. Martin Chavez

arxiv:1304.1097 v1 · 2013-03-27 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WRUKFCEG5COBGB2M5XW22TRGEP}

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	2026-05-18T03:29:04.809688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b468a28886e89c13074cededad4e2623d8ba3c264606a4c512fa2e54adcbc33b

Aliases

arxiv: 1304.1097 · arxiv_version: 1304.1097v1 · doi: 10.48550/arxiv.1304.1097 · pith_short_12: WRUKFCEG5COB · pith_short_16: WRUKFCEG5COBGB2M · pith_short_8: WRUKFCEG

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/WRUKFCEG5COBGB2M5XW22TRGEP \
  | 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: b468a28886e89c13074cededad4e2623d8ba3c264606a4c512fa2e54adcbc33b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6244930f2e293cee51e1f67975e46f2442c1361663475c0d0d17a7b630f77511",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-03-27T13:55:59Z",
    "title_canon_sha256": "954e7656d437d3d992de9c5e9a183049d7f62eb8a3250bc1a5e94e477cc71e36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1097",
    "kind": "arxiv",
    "version": 1
  }
}