Pith Number

pith:RKR3VPWF

pith:2019:RKR3VPWFJD4GH4YUFS7UJHAVVZ

not attested not anchored not stored refs pending

ENIGMAWatch: ProofWatch Meets ENIGMA

Jan Jakub\r{u}v, Josef Urban, Zarathustra Goertzel

arxiv:1905.09565 v2 · 2019-05-23 · 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{RKR3VPWFJD4GH4YUFS7UJHAVVZ}

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	2026-07-04T23:59:22.761098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8aa3babec548f863f3142cbf449c15ae6e67f5b8eda793f4b39c44ce70cbe295

Aliases

arxiv: 1905.09565 · arxiv_version: 1905.09565v2 · doi: 10.48550/arxiv.1905.09565 · pith_short_12: RKR3VPWFJD4G · pith_short_16: RKR3VPWFJD4GH4YU · pith_short_8: RKR3VPWF

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/RKR3VPWFJD4GH4YUFS7UJHAVVZ \
  | 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: 8aa3babec548f863f3142cbf449c15ae6e67f5b8eda793f4b39c44ce70cbe295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b1f01d2d1fa10c2e7fc312c4d19b5933a6173c4a140f8f3c8e875295d91dafe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-05-23T10:05:55Z",
    "title_canon_sha256": "b59c57eaf5bb6e42cb8b4a97df0e9d209eacf9bafbddc6c4d587f1f7d7597bf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09565",
    "kind": "arxiv",
    "version": 2
  }
}