Pith Number

pith:P276MHHE

pith:2012:P276MHHEURV2IHGRDG4CHZM7AN

not attested not anchored not stored refs pending

What Good Are Strong Specifications?

Bertrand Meyer, Carlo A. Furia, Nadia Polikarpova, Yi Wei, Yu Pei

arxiv:1208.3337 v4 · 2012-08-16 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P276MHHEURV2IHGRDG4CHZM7AN}

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	2026-05-18T03:16:06.417860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ebfe61ce4a46ba41cd119b823e59f034d5af5a26f4585cde1afcd1a29626845

Aliases

arxiv: 1208.3337 · arxiv_version: 1208.3337v4 · doi: 10.48550/arxiv.1208.3337 · pith_short_12: P276MHHEURV2 · pith_short_16: P276MHHEURV2IHGR · pith_short_8: P276MHHE

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/P276MHHEURV2IHGRDG4CHZM7AN \
  | 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: 7ebfe61ce4a46ba41cd119b823e59f034d5af5a26f4585cde1afcd1a29626845

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a09c2d8f9327f19825bb23519860c67a1d5bec61f39593a9a7b05ed264cc2a0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-08-16T10:37:21Z",
    "title_canon_sha256": "caffdef7a6838f99231f708b60a67b767a4277263cb2e41c1c2a32365ae83ca2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3337",
    "kind": "arxiv",
    "version": 4
  }
}