Pith Number

pith:DZ2Q4LS4

pith:2013:DZ2Q4LS472G2PPOH54MH35QJ42

not attested not anchored not stored refs pending

An extension of Motzkin-Straus Theorem to non-uniform hypergraphs and its applications

Cheng Zhao, Hao Peng, Qingsong Tang, Yuejian Peng

arxiv:1312.4135 v1 · 2013-12-15 · math.CO

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

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	2026-05-18T03:04:35.545960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e750e2e5cfe8da7bdc7ef187df609e6aac7edeefd96b1b330900451c64eede5

Aliases

arxiv: 1312.4135 · arxiv_version: 1312.4135v1 · doi: 10.48550/arxiv.1312.4135 · pith_short_12: DZ2Q4LS472G2 · pith_short_16: DZ2Q4LS472G2PPOH · pith_short_8: DZ2Q4LS4

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/DZ2Q4LS472G2PPOH54MH35QJ42 \
  | 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: 1e750e2e5cfe8da7bdc7ef187df609e6aac7edeefd96b1b330900451c64eede5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c830a3e1d48d9b1c6c9773077ffeacfa41da92a661dcaf86947cddcc3485c6eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-12-15T11:34:18Z",
    "title_canon_sha256": "f5996991019d115f698200e9ce4b17619d0b397680feaaf126a79da1079e2d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4135",
    "kind": "arxiv",
    "version": 1
  }
}