Pith Number

pith:NZWSSJM7

pith:2013:NZWSSJM7DOECYFNWTUTW75C5PV

not attested not anchored not stored refs pending

Certified proofs in programs involving exceptions

Burak Ekici (LJK), Dominique Duval (LJK), Jean-Claude Reynaud (RC), Jean-Guillaume Dumas (LJK)

arxiv:1310.2338 v3 · 2013-10-09 · 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{NZWSSJM7DOECYFNWTUTW75C5PV}

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	2026-05-18T02:56:32.377289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e6d29259f1b882c15b69d276ff45d7d79890d2c76f7d4875b96575efcffbbe3

Aliases

arxiv: 1310.2338 · arxiv_version: 1310.2338v3 · doi: 10.48550/arxiv.1310.2338 · pith_short_12: NZWSSJM7DOEC · pith_short_16: NZWSSJM7DOECYFNW · pith_short_8: NZWSSJM7

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/NZWSSJM7DOECYFNWTUTW75C5PV \
  | 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: 6e6d29259f1b882c15b69d276ff45d7d79890d2c76f7d4875b96575efcffbbe3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e372f0b6605e4476528672d3060e498d5c2279cc275bfa3e015fea94c5dcdcb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-10-09T04:34:08Z",
    "title_canon_sha256": "76129d830cad330425e452ee3281bb4ff8a085a76141088631d4a2d18a12bd5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2338",
    "kind": "arxiv",
    "version": 3
  }
}