Pith Number

pith:XIV2F64L

pith:2013:XIV2F64LJMEO7VBRUV2SIWDOLW

not attested not anchored not stored refs pending

The smallest nonevasive graph property

Michal Adamaszek

arxiv:1303.5601 v1 · 2013-03-22 · math.CO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XIV2F64LJMEO7VBRUV2SIWDOLW}

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	2026-05-18T03:30:03.718523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba2ba2fb8b4b08efd431a57524586e5db8de13517490803b795dc35801ae781f

Aliases

arxiv: 1303.5601 · arxiv_version: 1303.5601v1 · doi: 10.48550/arxiv.1303.5601 · pith_short_12: XIV2F64LJMEO · pith_short_16: XIV2F64LJMEO7VBR · pith_short_8: XIV2F64L

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/XIV2F64LJMEO7VBRUV2SIWDOLW \
  | 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: ba2ba2fb8b4b08efd431a57524586e5db8de13517490803b795dc35801ae781f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6c03795aee86e83949d4d4ad9ce807f9d0c077282f4fc847b0dc237f38a1e8c",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-03-22T12:48:47Z",
    "title_canon_sha256": "593b6865d70544de9221280b57fec85f1d7bfbc137e1d2b6fa6340397939743d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5601",
    "kind": "arxiv",
    "version": 1
  }
}