Pith Number

pith:CNV2OTHO

pith:2026:CNV2OTHOD6J4UQILEZZ4KBY7M6

not attested not anchored not stored refs pending

Ontology-Compliant Knowledge Graphs

Zhangcheng Qiang

arxiv:2603.21188 v3 · 2026-03-22 · 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{CNV2OTHOD6J4UQILEZZ4KBY7M6}

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	2026-06-30T01:17:37.300574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

136ba74cee1f93ca410b2673c5071f679af23644f1693016b4406c2cf12ca098

Aliases

arxiv: 2603.21188 · arxiv_version: 2603.21188v3 · doi: 10.48550/arxiv.2603.21188 · pith_short_12: CNV2OTHOD6J4 · pith_short_16: CNV2OTHOD6J4UQIL · pith_short_8: CNV2OTHO

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/CNV2OTHOD6J4UQILEZZ4KBY7M6 \
  | 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: 136ba74cee1f93ca410b2673c5071f679af23644f1693016b4406c2cf12ca098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52aceb1549a42c7edc88208ad8d8e5285959a5da0f18f073c4ef151ed50a6fb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-03-22T12:18:10Z",
    "title_canon_sha256": "8e5a9b0a459192459b1bf3c9f0bb3f7d988b4ad1c7a86e842fcd68b7808aa385"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.21188",
    "kind": "arxiv",
    "version": 3
  }
}