Pith Number

pith:RT6WKQWF

pith:2013:RT6WKQWF6NDCKKJLHVUABBZRMH

not attested not anchored not stored refs pending

On a generalization of Kelly's combinatorial lemma

Aymen Ben Amira, Hamza Si Kaddour, Jamel Dammak

arxiv:1302.4249 v1 · 2013-02-18 · 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{RT6WKQWF6NDCKKJLHVUABBZRMH}

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	2026-05-18T03:33:23.571733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cfd6542c5f34625292b3d6800873161eba02c269d0cb9cd157dd19ae12aac94

Aliases

arxiv: 1302.4249 · arxiv_version: 1302.4249v1 · doi: 10.48550/arxiv.1302.4249 · pith_short_12: RT6WKQWF6NDC · pith_short_16: RT6WKQWF6NDCKKJL · pith_short_8: RT6WKQWF

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/RT6WKQWF6NDCKKJLHVUABBZRMH \
  | 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: 8cfd6542c5f34625292b3d6800873161eba02c269d0cb9cd157dd19ae12aac94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ab5bc4a7892aea2b0262885a3bf02029aa4d0e3c531446fc73f3716df707684",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-02-18T12:46:32Z",
    "title_canon_sha256": "452ddf870b81b27fdc8eae93c9974ad5463258807941c63b2c5218ea31f0cc18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4249",
    "kind": "arxiv",
    "version": 1
  }
}