Pith Number

pith:A5PL63Z5

pith:2016:A5PL63Z5JFPKXGIZJAV3A4VSBY

not attested not anchored not stored refs pending

Remarks on the Graovac-Ghorbani index of bipartite graphs

Barbara Ikica, Darko Dimitrov, Riste \v{S}krekovski

arxiv:1609.01406 v1 · 2016-09-06 · 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	2026-05-18T01:05:39.665628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

075ebf6f3d495eab9919482bb072b20e2c6224a69fc2e108168ee75c6cc6d212

Aliases

arxiv: 1609.01406 · arxiv_version: 1609.01406v1 · doi: 10.48550/arxiv.1609.01406 · pith_short_12: A5PL63Z5JFPK · pith_short_16: A5PL63Z5JFPKXGIZ · pith_short_8: A5PL63Z5

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/A5PL63Z5JFPKXGIZJAV3A4VSBY \
  | 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: 075ebf6f3d495eab9919482bb072b20e2c6224a69fc2e108168ee75c6cc6d212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c78d71fb445f5e635fc84676a2f586bf8b1e6032a677e7d729c46546888d0de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-09-06T06:21:30Z",
    "title_canon_sha256": "3429e64de45abd05c4d4fed44fd67b0cb6df5d174010a6a30a779f22f1d57004"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01406",
    "kind": "arxiv",
    "version": 1
  }
}