Pith Number

pith:Z4MMU5AH

pith:2015:Z4MMU5AH5WOFGVNCMC4MVKLC37

not attested not anchored not stored refs pending

Does good memory help you win games?

James Burridge, Yong Mao, Yu Gao

arxiv:1505.02592 v1 · 2015-05-11 · nlin.AO · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4MMU5AH5WOFGVNCMC4MVKLC37}

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	2026-05-18T02:16:12.191969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf18ca7407ed9c5355a260b8caa962dfce780354a1b9572edc32be4260f38bc1

Aliases

arxiv: 1505.02592 · arxiv_version: 1505.02592v1 · doi: 10.48550/arxiv.1505.02592 · pith_short_12: Z4MMU5AH5WOF · pith_short_16: Z4MMU5AH5WOFGVNC · pith_short_8: Z4MMU5AH

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/Z4MMU5AH5WOFGVNCMC4MVKLC37 \
  | 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: cf18ca7407ed9c5355a260b8caa962dfce780354a1b9572edc32be4260f38bc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8abbdcc6d3c7a93aa849586c52dbbb4ba06ad65b9f4ab23fea2bedb725bc0cc5",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2015-05-11T12:51:35Z",
    "title_canon_sha256": "f10179a7e6cf13def17a7a6a540874647eed52f127b874297a40d70ed65483da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02592",
    "kind": "arxiv",
    "version": 1
  }
}