Pith Number

pith:PF3MTVX5

pith:2021:PF3MTVX5LKP6L4JYR6FYR35LVG

not attested not anchored not stored refs pending

The Role of Entropy in Guiding a Connection Prover

Josef Urban, Miroslav Ol\v{s}\'ak, Zsolt Zombori

arxiv:2105.14706 v2 · 2021-05-31 · cs.AI · cs.LG · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PF3MTVX5LKP6L4JYR6FYR35LVG}

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	2026-07-05T02:58:26.468735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7976c9d6fd5a9fe5f1388f8b88efaba9ac5a894a193e43dfe8c94a1a7e53ee78

Aliases

arxiv: 2105.14706 · arxiv_version: 2105.14706v2 · doi: 10.48550/arxiv.2105.14706 · pith_short_12: PF3MTVX5LKP6 · pith_short_16: PF3MTVX5LKP6L4JY · pith_short_8: PF3MTVX5

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/PF3MTVX5LKP6L4JYR6FYR35LVG \
  | 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: 7976c9d6fd5a9fe5f1388f8b88efaba9ac5a894a193e43dfe8c94a1a7e53ee78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0561cb26c20826d2e28306e7458080ef4ceee4cef67dd0bf7db0510694c6cf2e",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-05-31T04:57:44Z",
    "title_canon_sha256": "afb7321015c51032b68493c412ff262877194cc237aeb8b1d7ffc92ec481b951"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14706",
    "kind": "arxiv",
    "version": 2
  }
}