Pith Number

pith:RFKEWJ6S

pith:2014:RFKEWJ6SZR6P5Y6MGGZW7YFQ4Z

not attested not anchored not stored refs pending

Counting Carambolas

Adrian Dumitrescu, Andr\'e Schulz, Csaba D. T\'oth, Maarten L\"offler

arxiv:1410.1579 v2 · 2014-10-06 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFKEWJ6SZR6P5Y6MGGZW7YFQ4Z}

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	2026-05-18T01:32:37.699178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89544b27d2cc7cfee3cc31b36fe0b0e649238123464fa5817170a9186d478890

Aliases

arxiv: 1410.1579 · arxiv_version: 1410.1579v2 · doi: 10.48550/arxiv.1410.1579 · pith_short_12: RFKEWJ6SZR6P · pith_short_16: RFKEWJ6SZR6P5Y6M · pith_short_8: RFKEWJ6S

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/RFKEWJ6SZR6P5Y6MGGZW7YFQ4Z \
  | 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: 89544b27d2cc7cfee3cc31b36fe0b0e649238123464fa5817170a9186d478890

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d43aeecc8d280be23a27b550fd7610f572fbb4468ce4aeea16f428170e5d6ce",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-10-06T22:13:03Z",
    "title_canon_sha256": "8fb7805ad9c77332e8c6f86dd9a4d38ec474b9eb847b536375048bcc2fe0646e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1579",
    "kind": "arxiv",
    "version": 2
  }
}