Pith Number

pith:YEGKYS54

pith:2017:YEGKYS54GMA7QLH7UJVC6V3VM7

not attested not anchored not stored refs pending

Transfinite Version of Welter's Game

Tomoaki Abuku

arxiv:1701.08928 v2 · 2017-01-31 · 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{YEGKYS54GMA7QLH7UJVC6V3VM7}

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	2026-05-17T23:46:31.221779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c10cac4bbc3301f82cffa26a2f577567d8cc4f1ee4c3d37e42f3045806ef89cc

Aliases

arxiv: 1701.08928 · arxiv_version: 1701.08928v2 · doi: 10.48550/arxiv.1701.08928 · pith_short_12: YEGKYS54GMA7 · pith_short_16: YEGKYS54GMA7QLH7 · pith_short_8: YEGKYS54

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/YEGKYS54GMA7QLH7UJVC6V3VM7 \
  | 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: c10cac4bbc3301f82cffa26a2f577567d8cc4f1ee4c3d37e42f3045806ef89cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cad8f702fb05441b0a584aac95ac08c2f4a3979c764b9ab9c9527fde0d170f3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-31T06:44:25Z",
    "title_canon_sha256": "39d7b4603697de5c2b7af0d43386d7b6007fcced980af224648c127f79664d72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08928",
    "kind": "arxiv",
    "version": 2
  }
}