Pith Number

pith:3BI7KWPA

pith:2012:3BI7KWPAFNGPVZG5ZNVT7DORBX

not attested not anchored not stored refs pending

Gaming is a hard job, but someone has to do it!

Giovanni Viglietta

arxiv:1201.4995 v5 · 2012-01-24 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BI7KWPAFNGPVZG5ZNVT7DORBX}

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	2026-05-18T03:08:47.810220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d851f559e02b4cfae4ddcb6b3f8dd10dd0c83e25b4a495e5d1453819a0774783

Aliases

arxiv: 1201.4995 · arxiv_version: 1201.4995v5 · doi: 10.48550/arxiv.1201.4995 · pith_short_12: 3BI7KWPAFNGP · pith_short_16: 3BI7KWPAFNGPVZG5 · pith_short_8: 3BI7KWPA

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/3BI7KWPAFNGPVZG5ZNVT7DORBX \
  | 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: d851f559e02b4cfae4ddcb6b3f8dd10dd0c83e25b4a495e5d1453819a0774783

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbb7e8b81f8877905c3dc2d64572d576fd284b8b5df58b93889416f775cb9e44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2012-01-24T14:56:45Z",
    "title_canon_sha256": "bff221f5413fba8dc266638d37df8b6d184164c12605d03d6875690b4e02b96a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4995",
    "kind": "arxiv",
    "version": 5
  }
}