Pith Number

pith:36WQIA57

pith:2014:36WQIA57XSJ23A3ZKPA75LLORC

not attested not anchored not stored refs pending

$OntoMath^{PRO}$ Ontology: A Linked Data Hub for Mathematics

Alexander Kirillovich, Evgeny Lipachev, Nikita Zhiltsov, Olga Nevzorova

arxiv:1407.4833 v2 · 2014-07-17 · cs.AI · cs.DL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{36WQIA57XSJ23A3ZKPA75LLORC}

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	2026-05-18T02:45:31.046529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfad0403bfbc93ad837953c1fead6e88bb176ed102269d0b9779985d89418eb6

Aliases

arxiv: 1407.4833 · arxiv_version: 1407.4833v2 · doi: 10.48550/arxiv.1407.4833 · pith_short_12: 36WQIA57XSJ2 · pith_short_16: 36WQIA57XSJ23A3Z · pith_short_8: 36WQIA57

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/36WQIA57XSJ23A3ZKPA75LLORC \
  | 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: dfad0403bfbc93ad837953c1fead6e88bb176ed102269d0b9779985d89418eb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561d9f4566f38a4c6b6bf8b332f756fd3d013e2493dbf5343e577468aedc493d",
    "cross_cats_sorted": [
      "cs.DL",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-07-17T20:36:36Z",
    "title_canon_sha256": "37ff01e62861672a06bc2077a990efcc4e4576c459579fdfa9049ebe75d43479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4833",
    "kind": "arxiv",
    "version": 2
  }
}