Pith Number

pith:BRKE7FVO

pith:2013:BRKE7FVO36TCD4MUQJBIKO5MQ2

not attested not anchored not stored refs pending

Reasoning About Higher-Order Relational Specifications

Andrew Gacek, Gopalan Nadathur, Kaustuv Chaudhuri (INRIA Saclay - Ile de France), Yuting Wang

arxiv:1302.2584 v2 · 2013-02-11 · 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{BRKE7FVO36TCD4MUQJBIKO5MQ2}

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	2026-05-18T03:16:49.422259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c544f96aedfa621f1948242853bac86b87d0bff4d8c534f0f01640afeee4ab2

Aliases

arxiv: 1302.2584 · arxiv_version: 1302.2584v2 · doi: 10.48550/arxiv.1302.2584 · pith_short_12: BRKE7FVO36TC · pith_short_16: BRKE7FVO36TCD4MU · pith_short_8: BRKE7FVO

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/BRKE7FVO36TCD4MUQJBIKO5MQ2 \
  | 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: 0c544f96aedfa621f1948242853bac86b87d0bff4d8c534f0f01640afeee4ab2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ca6643438b3dc07ce03d9f7fb512c524cdd1a7456a0d27bb931ee55128b47c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-02-11T19:43:21Z",
    "title_canon_sha256": "fdee9609ad89881e1bd87c51a4971cb9f217fd61a1aeba9989d0fc41759c83df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2584",
    "kind": "arxiv",
    "version": 2
  }
}