Pith Number

pith:LXEZXEIA

pith:2012:LXEZXEIA73LIVEILGMIJC63ORL

not attested not anchored not stored refs pending

Solving Mahjong Solitaire boards with peeking

Michiel de Bondt

arxiv:1203.6559 v1 · 2012-03-29 · cs.CC · cs.DM · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXEZXEIA73LIVEILGMIJC63ORL}

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	2026-05-18T03:58:39.259911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dc99b9100fed68a910b3310917b6e8ade9a7f4bcf543cd8dfc8ea1338e5e04d

Aliases

arxiv: 1203.6559 · arxiv_version: 1203.6559v1 · doi: 10.48550/arxiv.1203.6559 · pith_short_12: LXEZXEIA73LI · pith_short_16: LXEZXEIA73LIVEIL · pith_short_8: LXEZXEIA

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/LXEZXEIA73LIVEILGMIJC63ORL \
  | 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: 5dc99b9100fed68a910b3310917b6e8ade9a7f4bcf543cd8dfc8ea1338e5e04d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45b0bab536c64523a3d6cf269a1801e54842074cd5da8665c1ae72d51ede4392",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2012-03-29T15:34:39Z",
    "title_canon_sha256": "086d986ba9afb7153dfca97758b18bdaaded6561b39cff2f4a7e667cd2375245"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6559",
    "kind": "arxiv",
    "version": 1
  }
}