Pith Number

pith:7WCEPBSD

pith:2013:7WCEPBSDD6MBNPAEEDP3W7JL4P

not attested not anchored not stored refs pending

Ontology alignment repair through modularization and confidence-based heuristics

C\'atia Pesquita, Daniel Faria, Emanuel Santos, Francisco Couto

arxiv:1307.5322 v1 · 2013-07-19 · 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{7WCEPBSDD6MBNPAEEDP3W7JL4P}

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	2026-05-18T03:17:56.110888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd844786431f9816bc0420dfbb7d2be3f710ccb099d66e4655f0b225c893df39

Aliases

arxiv: 1307.5322 · arxiv_version: 1307.5322v1 · doi: 10.48550/arxiv.1307.5322 · pith_short_12: 7WCEPBSDD6MB · pith_short_16: 7WCEPBSDD6MBNPAE · pith_short_8: 7WCEPBSD

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/7WCEPBSDD6MBNPAEEDP3W7JL4P \
  | 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: fd844786431f9816bc0420dfbb7d2be3f710ccb099d66e4655f0b225c893df39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bfe47ba6195c8fbfc9a56615346d4704b90999688d8a80f698bba00aaeca467",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-07-19T16:15:41Z",
    "title_canon_sha256": "21d3b76cbf72c1a8e9d3ea08b1a1f3b8e19e26e0ba878aa343ab5b14e35ab25b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5322",
    "kind": "arxiv",
    "version": 1
  }
}