Pith Number

pith:XOSOEONS

pith:2018:XOSOEONSJYMX3MT3KK3NCLWNP3

not attested not anchored not stored refs pending

Solving the Rubik's Cube Without Human Knowledge

Alexander Shmakov, Forest Agostinelli, Pierre Baldi, Stephen McAleer

arxiv:1805.07470 v1 · 2018-05-18 · cs.AI

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:15:33.496573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bba4e239b24e197db27b52b6d12ecd7ede616a3d67e684f45024aa8507d131b6

Aliases

arxiv: 1805.07470 · arxiv_version: 1805.07470v1 · doi: 10.48550/arxiv.1805.07470

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/XOSOEONSJYMX3MT3KK3NCLWNP3 \
  | 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: bba4e239b24e197db27b52b6d12ecd7ede616a3d67e684f45024aa8507d131b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f61c2b50e4d7b39adabc5d981416db928940fc83c226944339c1982644c64d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-05-18T23:07:31Z",
    "title_canon_sha256": "63e2506c805daa32707aab16f64f8a521a2971142d854db12cf9b0c011136e50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07470",
    "kind": "arxiv",
    "version": 1
  }
}