Pith Number

pith:DL5QXIDO

pith:2013:DL5QXIDO2XWXNKXU6QIYUBGAD3

not attested not anchored not stored refs pending

The resolving number of a graph

Alberto M\'arquez, Antonio Gonz\'alez, Delia Garijo

arxiv:1309.0252 v1 · 2013-09-01 · 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{DL5QXIDO2XWXNKXU6QIYUBGAD3}

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	2026-05-18T03:14:28.404521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1afb0ba06ed5ed76aaf4f4118a04c01ee7a90ec44cc243ddefdc8e1bc7ba3800

Aliases

arxiv: 1309.0252 · arxiv_version: 1309.0252v1 · doi: 10.48550/arxiv.1309.0252 · pith_short_12: DL5QXIDO2XWX · pith_short_16: DL5QXIDO2XWXNKXU · pith_short_8: DL5QXIDO

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/DL5QXIDO2XWXNKXU6QIYUBGAD3 \
  | 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: 1afb0ba06ed5ed76aaf4f4118a04c01ee7a90ec44cc243ddefdc8e1bc7ba3800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e736c90e1836829e77746ce2d80792305aca916bd51175c914cbb91d4dad76d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-09-01T18:41:13Z",
    "title_canon_sha256": "aaa6f42af7a60070b115678c64c190a5b1655769cf997288f5300920796171ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0252",
    "kind": "arxiv",
    "version": 1
  }
}