Pith Number

pith:RGASDGNM

pith:2011:RGASDGNMM3VYVBIRYURWMCBBYP

not attested not anchored not stored refs pending

The YY game

Jean-Louis Loday

arxiv:1108.5639 v1 · 2011-08-29 · 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{RGASDGNMM3VYVBIRYURWMCBBYP}

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	2026-05-18T04:14:37.087359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89812199ac66eb8a8511c523660821c3e9897d295eb9e6f4d0219af3c10dcb67

Aliases

arxiv: 1108.5639 · arxiv_version: 1108.5639v1 · doi: 10.48550/arxiv.1108.5639 · pith_short_12: RGASDGNMM3VY · pith_short_16: RGASDGNMM3VYVBIR · pith_short_8: RGASDGNM

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/RGASDGNMM3VYVBIRYURWMCBBYP \
  | 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: 89812199ac66eb8a8511c523660821c3e9897d295eb9e6f4d0219af3c10dcb67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deaa1377334a6692d52f928c839c32b0d0e62f9f7dd5c7c9dd8f78aca1e904a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-08-29T16:32:46Z",
    "title_canon_sha256": "dad64fa7f5f13285db2ffa65aa55e8e83bb5b29232e75c6fee41a7f8a46fb824"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5639",
    "kind": "arxiv",
    "version": 1
  }
}