Pith Number

pith:G4TAWOWN

pith:2011:G4TAWOWNENYL6QQV2OPPCEFF32

not attested not anchored not stored refs pending

Wave Equation Numerical Resolution: a Comprehensive Mechanized Proof of a C Program

Francois Clement (INRIA Rocquencourt), Guillaume Melquiond (INRIA Saclay - Ile de France, INRIA Grenoble Rh\^one-Alpes / LIP Laboratoire de l'Informatique du Parall\'elisme), Jean-Christophe Filli\^atre (INRIA Saclay - Ile de France, LRI), Micaela Mayero (LIPN, Pierre Weis (INRIA Rocquencourt), Sylvie Boldo (INRIA Saclay - Ile de France

arxiv:1112.1795 v3 · 2011-12-08 · cs.LO · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G4TAWOWNENYL6QQV2OPPCEFF32}

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	2026-05-18T03:29:51.236887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37260b3acd2370bf4215d39ef110a5dea0e8656953e142d6fd7eff20e82b7074

Aliases

arxiv: 1112.1795 · arxiv_version: 1112.1795v3 · doi: 10.48550/arxiv.1112.1795 · pith_short_12: G4TAWOWNENYL · pith_short_16: G4TAWOWNENYL6QQV · pith_short_8: G4TAWOWN

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/G4TAWOWNENYL6QQV2OPPCEFF32 \
  | 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: 37260b3acd2370bf4215d39ef110a5dea0e8656953e142d6fd7eff20e82b7074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cb9a5909b93ede3948153cb0ffe3ac388e64a3a0fe9665187eab4349fd525bd",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-12-08T09:45:56Z",
    "title_canon_sha256": "7410974cfad6455d788ef8d4cdae4ef4b35a45f639a58e42cb81bdc224eb2da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.1795",
    "kind": "arxiv",
    "version": 3
  }
}