Pith Number

pith:HVO7FDKT

pith:2015:HVO7FDKTISTFH5LN4SQRL3FHIG

not attested not anchored not stored refs pending

Rational Proofs with Multiple Provers

Jing Chen, Samuel McCauley, Shikha Singh

arxiv:1504.08361 v5 · 2015-04-30 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVO7FDKTISTFH5LN4SQRL3FHIG}

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	2026-05-18T00:30:49.514680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d5df28d5344a653f56de4a115eca74196022b208d26f23bfd3ea4ee3c67ec32

Aliases

arxiv: 1504.08361 · arxiv_version: 1504.08361v5 · doi: 10.48550/arxiv.1504.08361 · pith_short_12: HVO7FDKTISTF · pith_short_16: HVO7FDKTISTFH5LN · pith_short_8: HVO7FDKT

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/HVO7FDKTISTFH5LN4SQRL3FHIG \
  | 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: 3d5df28d5344a653f56de4a115eca74196022b208d26f23bfd3ea4ee3c67ec32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "016f76a71a0fbf49c7fb33377e3dc8e109fb1a9cb14018c5b8171ba24eed87ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-04-30T19:44:10Z",
    "title_canon_sha256": "98a9f3736164a9a4ac565c2fa85468c4935ec59c51151bb27519cd1504f6fdf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08361",
    "kind": "arxiv",
    "version": 5
  }
}