Pith Number

pith:NLHCGAV6

pith:2015:NLHCGAV6XX4WWDWK5YJIOXQCZX

not attested not anchored not stored refs pending

Irreducibility of configurations

Klara Stokes

arxiv:1501.06056 v1 · 2015-01-24 · 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{NLHCGAV6XX4WWDWK5YJIOXQCZX}

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	2026-05-18T02:28:46.981329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ace2302bebdf96b0ecaee12875e02cdf58ae5d9eee1a3db80d733dc3053a870

Aliases

arxiv: 1501.06056 · arxiv_version: 1501.06056v1 · doi: 10.48550/arxiv.1501.06056 · pith_short_12: NLHCGAV6XX4W · pith_short_16: NLHCGAV6XX4WWDWK · pith_short_8: NLHCGAV6

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/NLHCGAV6XX4WWDWK5YJIOXQCZX \
  | 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: 6ace2302bebdf96b0ecaee12875e02cdf58ae5d9eee1a3db80d733dc3053a870

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0fc611425a16e00a6bfaac098b6654e6d400bf841d0921ad300d95c997c51e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-01-24T15:46:15Z",
    "title_canon_sha256": "be7235156d2a6ad736e43f6f125d78793568ac6730d00729037d9af88c9862ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06056",
    "kind": "arxiv",
    "version": 1
  }
}