Pith Number

pith:NF7I3TWN

pith:2011:NF7I3TWNGJ4OD4HA2GDGYISUY2

not attested not anchored not stored refs pending

The algebraic combinatorics of snakes

Jean-Christophe Novelli, Jean-Yves Thibon, Matthieu Josuat-Verg\`es

arxiv:1110.5272 v1 · 2011-10-24 · 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{NF7I3TWNGJ4OD4HA2GDGYISUY2}

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	2026-05-18T03:34:03.513762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

697e8dcecd3278e1f0e0d1866c2254c68c57d838686cd1cea45dc995c55545bb

Aliases

arxiv: 1110.5272 · arxiv_version: 1110.5272v1 · doi: 10.48550/arxiv.1110.5272 · pith_short_12: NF7I3TWNGJ4O · pith_short_16: NF7I3TWNGJ4OD4HA · pith_short_8: NF7I3TWN

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/NF7I3TWNGJ4OD4HA2GDGYISUY2 \
  | 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: 697e8dcecd3278e1f0e0d1866c2254c68c57d838686cd1cea45dc995c55545bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d32748f66029540bd9ed155001039793f1ab630585ee9f1127a9560f023463e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-10-24T16:18:57Z",
    "title_canon_sha256": "9bb68b6477bcfb1629e9925bcdcf693f31cead8b430d2896e32786b237a1c5f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5272",
    "kind": "arxiv",
    "version": 1
  }
}