Pith Number

pith:COW5TWCH

pith:2017:COW5TWCHEE66Z36FPRUJODP3ZA

not attested not anchored not stored refs pending

Modeling Events as Machines

Sabah Al-Fedaghi

arxiv:1704.08588 v1 · 2017-04-26 · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COW5TWCHEE66Z36FPRUJODP3ZA}

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	2026-05-18T00:45:27.348219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13add9d847213decefc57c68970dfbc80a7af5824bf86cc0c9b4ec6fd4ba31d1

Aliases

arxiv: 1704.08588 · arxiv_version: 1704.08588v1 · doi: 10.48550/arxiv.1704.08588 · pith_short_12: COW5TWCHEE66 · pith_short_16: COW5TWCHEE66Z36F · pith_short_8: COW5TWCH

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/COW5TWCHEE66Z36FPRUJODP3ZA \
  | 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: 13add9d847213decefc57c68970dfbc80a7af5824bf86cc0c9b4ec6fd4ba31d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ba31a225fdb3b35701845b49fb59330ddf6e68f1966327916d5d82c3acf1c1e",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-04-26T12:50:51Z",
    "title_canon_sha256": "727ee2fa0e1fa5fb3b456422aad5ffc4ddf27b13589cbd89ab01f2988c542e04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08588",
    "kind": "arxiv",
    "version": 1
  }
}