Pith Number

pith:X5UPAY36

pith:2003:X5UPAY36NS4AB6HAXHCOT6GATZ

not attested not anchored not stored refs pending

Towards an Intelligent Database System Founded on the SP Theory of Computing and Cognition

J. Gerard Wolff

arxiv:cs/0311031 v1 · 2003-11-21 · cs.DB · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5UPAY36NS4AB6HAXHCOT6GATZ}

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	2026-05-18T02:41:33.456874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf68f0637e6cb800f8e0b9c4e9f8c09e53ca63e657036621a5960f500bdf5baa

Aliases

arxiv: cs/0311031 · arxiv_version: cs/0311031v1 · doi: 10.48550/arxiv.cs/0311031 · pith_short_12: X5UPAY36NS4A · pith_short_16: X5UPAY36NS4AB6HA · pith_short_8: X5UPAY36

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/X5UPAY36NS4AB6HAXHCOT6GATZ \
  | 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: bf68f0637e6cb800f8e0b9c4e9f8c09e53ca63e657036621a5960f500bdf5baa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2b40084c610000712448f3c2fc424cd3a360002207b811009e4298136c1f698",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "",
    "primary_cat": "cs.DB",
    "submitted_at": "2003-11-21T14:44:22Z",
    "title_canon_sha256": "ae313edb67e25bdcb6b9b66c4bd6fea48c0825f71f08dfa7afc2a52bbb6c0440"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0311031",
    "kind": "arxiv",
    "version": 1
  }
}