Pith Number

pith:DCA7N7EP

pith:2025:DCA7N7EPLPESEBAWPEUCD5Z3VI

not attested not anchored not stored refs pending

Proving Cypher Query Equivalence

Jun Wei, Lei Tang, Lijie Xu, Tao Huang, Wei Wang, Wensheng Dou, Yingying Zheng

arxiv:2504.15742 v1 · 2025-04-22 · cs.DB · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCA7N7EPLPESEBAWPEUCD5Z3VI}

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	2026-07-05T10:52:29.388688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1881f6fc8f5bc9220416792821f73baa30e41559749b9c0a2522afbc008e11b1

Aliases

arxiv: 2504.15742 · arxiv_version: 2504.15742v1 · doi: 10.48550/arxiv.2504.15742 · pith_short_12: DCA7N7EPLPES · pith_short_16: DCA7N7EPLPESEBAW · pith_short_8: DCA7N7EP

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/DCA7N7EPLPESEBAWPEUCD5Z3VI \
  | 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: 1881f6fc8f5bc9220416792821f73baa30e41559749b9c0a2522afbc008e11b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7015c350ca2a8e0126920deafaaeaa67cf12da2355697e2aae77442eb78b7ac3",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-04-22T09:45:37Z",
    "title_canon_sha256": "fc6b262b241aa6f03341f0fa1d5eefd1eeee3d4951ea420fb284fcaabbeba278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15742",
    "kind": "arxiv",
    "version": 1
  }
}