Pith Number

pith:E6Y3UGZD

pith:2002:E6Y3UGZDD4677KW5LXDZ7YII3P

not attested not anchored not stored refs pending

Theoretical limit of the compression for the information

A. Lavrenov

arxiv:cs/0208002 v1 · 2002-08-02 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6Y3UGZDD4677KW5LXDZ7YII3P}

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	2026-07-04T14:24:20.297159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27b1ba1b231f3dffaadd5dc79fe108dbccb97a48150f0ff02d862df45ad3e482

Aliases

arxiv: cs/0208002 · arxiv_version: cs/0208002v1 · doi: 10.48550/arxiv.cs/0208002 · pith_short_12: E6Y3UGZDD467 · pith_short_16: E6Y3UGZDD4677KW5 · pith_short_8: E6Y3UGZD

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/E6Y3UGZDD4677KW5LXDZ7YII3P \
  | 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: 27b1ba1b231f3dffaadd5dc79fe108dbccb97a48150f0ff02d862df45ad3e482

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e79290f172c1d21f354a12998edfe187194fd0db4c0604b8600e8f9a270db381",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CR",
    "submitted_at": "2002-08-02T09:11:21Z",
    "title_canon_sha256": "8b66472ca9dd3cb88cd31a2c19c3d9823b2f3a8b5a74c3d70083a88f95087350"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0208002",
    "kind": "arxiv",
    "version": 1
  }
}