Pith Number

pith:KWWWNBH7

pith:2012:KWWWNBH7YJYKM3I5GALQ2I4HQB

not attested not anchored not stored refs pending

Noncontinous additive entropies of partitions

Tomasz Sobieszek

arxiv:1202.4590 v1 · 2012-02-21 · cs.IT · math.IT · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWWWNBH7YJYKM3I5GALQ2I4HQB}

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	2026-05-18T02:21:17.699460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55ad6684ffc270a66d1d30170d2387806ee3c5ddbfa11d68c28a0c467af9c329

Aliases

arxiv: 1202.4590 · arxiv_version: 1202.4590v1 · doi: 10.48550/arxiv.1202.4590 · pith_short_12: KWWWNBH7YJYK · pith_short_16: KWWWNBH7YJYKM3I5 · pith_short_8: KWWWNBH7

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/KWWWNBH7YJYKM3I5GALQ2I4HQB \
  | 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: 55ad6684ffc270a66d1d30170d2387806ee3c5ddbfa11d68c28a0c467af9c329

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f196122a2d00d8273ad84832c7c9785c774225f096d30847c8d5eb26d4ca8c90",
    "cross_cats_sorted": [
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-21T10:33:23Z",
    "title_canon_sha256": "14b8b75fe615d9c7590d3c4cff125348f41d977653b4d91c3c4a333eefa5a901"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4590",
    "kind": "arxiv",
    "version": 1
  }
}