Pith Number

pith:BS2V42DC

pith:2012:BS2V42DCPUKZJYUA2FBZCQPAEF

not attested not anchored not stored refs pending

Part-products of $S$-restricted integer compositions

Caroline Shapcott, Eric Schmutz

arxiv:1203.2374 v1 · 2012-03-11 · 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{BS2V42DCPUKZJYUA2FBZCQPAEF}

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	2026-05-18T04:00:25.694691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cb55e68627d1594e280d1439141e0217471322dd2425f15aae5cf90049ba1b9

Aliases

arxiv: 1203.2374 · arxiv_version: 1203.2374v1 · doi: 10.48550/arxiv.1203.2374 · pith_short_12: BS2V42DCPUKZ · pith_short_16: BS2V42DCPUKZJYUA · pith_short_8: BS2V42DC

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/BS2V42DCPUKZJYUA2FBZCQPAEF \
  | 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: 0cb55e68627d1594e280d1439141e0217471322dd2425f15aae5cf90049ba1b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2fe73401167aca0a36621e9a10ea5d9ec2abc0f57ac3e5670cc2e1171db02e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-03-11T21:02:49Z",
    "title_canon_sha256": "66b8b9c738a4830d609e28bba84f3bc75f3667c77fe4ad64cc2f0fab1647d86f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2374",
    "kind": "arxiv",
    "version": 1
  }
}