Pith Number

pith:7GWZIY7P

pith:2004:7GWZIY7PRULZEFXKE23WCRLQHZ

not attested not anchored not stored refs pending

Abstract Canonical Inference

Maria Paola Bonacina, Nachum Dershowitz

arxiv:cs/0406030 v2 · 2004-06-17 · cs.LO · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GWZIY7PRULZEFXKE23WCRLQHZ}

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	2026-05-18T02:27:29.906750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9ad9463ef8d179216ea26b76145703e6a58401b7c52252a0eab00f8223f2325

Aliases

arxiv: cs/0406030 · arxiv_version: cs/0406030v2 · doi: 10.48550/arxiv.cs/0406030 · pith_short_12: 7GWZIY7PRULZ · pith_short_16: 7GWZIY7PRULZEFXK · pith_short_8: 7GWZIY7P

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/7GWZIY7PRULZEFXKE23WCRLQHZ \
  | 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: f9ad9463ef8d179216ea26b76145703e6a58401b7c52252a0eab00f8223f2325

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03b377bd20c06ceb926f053ce48401bca2d0c1943e2ae1ceefa1694b569f2300",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2004-06-17T10:13:04Z",
    "title_canon_sha256": "78f67f58d64af8d00c342a487ea9ce4848401195653566c899446dcc9df56d0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0406030",
    "kind": "arxiv",
    "version": 2
  }
}