Pith Number

pith:ZOLZDTYE

pith:2012:ZOLZDTYE4BABALACCXY7HNH5VJ

not attested not anchored not stored refs pending

Conditional and unconditional information inequalities: an algebraic example

Andrei Romashchenko, Tarik Kaced

arxiv:1201.6398 v1 · 2012-01-30 · 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{ZOLZDTYE4BABALACCXY7HNH5VJ}

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	2026-05-18T04:03:31.645227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb9791cf04e040102c0215f1f3b4fdaa7b51a78ab36d30ac1af159cbc6371e43

Aliases

arxiv: 1201.6398 · arxiv_version: 1201.6398v1 · doi: 10.48550/arxiv.1201.6398 · pith_short_12: ZOLZDTYE4BAB · pith_short_16: ZOLZDTYE4BABALAC · pith_short_8: ZOLZDTYE

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/ZOLZDTYE4BABALACCXY7HNH5VJ \
  | 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: cb9791cf04e040102c0215f1f3b4fdaa7b51a78ab36d30ac1af159cbc6371e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac65f39410463c3ee63b33855caa42b3ba63b6f107be3393199099b052175cab",
    "cross_cats_sorted": [
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-01-30T22:35:00Z",
    "title_canon_sha256": "4e0930d48a6b46f56317e0e024719942e293d8f68da3f4e85c8a5ac1704d1d69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6398",
    "kind": "arxiv",
    "version": 1
  }
}