Pith Number

pith:QUJM32PY

pith:2012:QUJM32PYVCHA7JPV3QZXLI3QIH

not attested not anchored not stored refs pending

The game Max-Welter

Nhan Bao Ho

arxiv:1202.4075 v6 · 2012-02-18 · 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{QUJM32PYVCHA7JPV3QZXLI3QIH}

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	2026-05-18T03:07:32.165790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8512cde9f8a88e0fa5f5dc3375a37041d3ea8787517d778f35717ae5ce693082

Aliases

arxiv: 1202.4075 · arxiv_version: 1202.4075v6 · doi: 10.48550/arxiv.1202.4075 · pith_short_12: QUJM32PYVCHA · pith_short_16: QUJM32PYVCHA7JPV · pith_short_8: QUJM32PY

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/QUJM32PYVCHA7JPV3QZXLI3QIH \
  | 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: 8512cde9f8a88e0fa5f5dc3375a37041d3ea8787517d778f35717ae5ce693082

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f6cc8b3c698a76e91bb49fa1ea25ade75dc8fe8395214aeecd3b0bf036cd66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-02-18T12:51:44Z",
    "title_canon_sha256": "a993b7e7478342933455fa35495c39d3dc2ded4247bebc79f12b321f497bd95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4075",
    "kind": "arxiv",
    "version": 6
  }
}