Pith Number

pith:JMV7NLHY

pith:2010:JMV7NLHYFF44EZIAHCK6RVFOPJ

not attested not anchored not stored refs pending

Fuzzy Ontology Representation using OWL 2

Fernando Bobillo, Umberto Straccia

arxiv:1009.3391 v3 · 2010-09-17 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMV7NLHYFF44EZIAHCK6RVFOPJ}

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	2026-05-18T04:37:10.020611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b2bf6acf82979c265003895e8d4ae7a409ae597f39c68f5601461941ce44197

Aliases

arxiv: 1009.3391 · arxiv_version: 1009.3391v3 · doi: 10.48550/arxiv.1009.3391 · pith_short_12: JMV7NLHYFF44 · pith_short_16: JMV7NLHYFF44EZIA · pith_short_8: JMV7NLHY

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/JMV7NLHYFF44EZIAHCK6RVFOPJ \
  | 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: 4b2bf6acf82979c265003895e8d4ae7a409ae597f39c68f5601461941ce44197

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b013009307e13f15db8aaef7c5f1c141072a0965a1db2520fc97d6f056ffdd1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-09-17T10:30:14Z",
    "title_canon_sha256": "f16dc3128b17eaa9d154de51af7cf76ab1bc25c06f28e26ee2815a2d7393eed5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3391",
    "kind": "arxiv",
    "version": 3
  }
}