Pith Number

pith:TRB6WJK4

pith:2012:TRB6WJK4GD2XFBGERQ7SHYRHUT

not attested not anchored not stored refs pending

Book drawings of complete bipartite graphs

Dmitrii V. Pasechnik, Etienne de Klerk, Gelasio Salazar

arxiv:1210.2918 v1 · 2012-10-10 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TRB6WJK4GD2XFBGERQ7SHYRHUT}

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	2026-05-18T02:37:59.023507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c43eb255c30f57284c48c3f23e227a4d5f30ada23449e4c75bf98efc90241cb

Aliases

arxiv: 1210.2918 · arxiv_version: 1210.2918v1 · doi: 10.48550/arxiv.1210.2918 · pith_short_12: TRB6WJK4GD2X · pith_short_16: TRB6WJK4GD2XFBGE · pith_short_8: TRB6WJK4

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/TRB6WJK4GD2XFBGERQ7SHYRHUT \
  | 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: 9c43eb255c30f57284c48c3f23e227a4d5f30ada23449e4c75bf98efc90241cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7650cf89345f698e81b7bdaeb7f95a7f947d263bb5c0bc8c5f45f2d62fe62feb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-10-10T13:48:13Z",
    "title_canon_sha256": "2f5c00ddbf3e52dfe92c846f5419dfca9ad56a3e3fef69a45dd31f1c7f31c9b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2918",
    "kind": "arxiv",
    "version": 1
  }
}