Pith Number

pith:BJ65FLZL

pith:2012:BJ65FLZLMYOC263Z4UEKJHRMII

not attested not anchored not stored refs pending

OTS/CafeOBJ2JML: An attempt to combine Design By Contract with Behavioral Specifications

Nikolaos Triantafyllou, Panayiotis Frangos, Petros Stefaneas

arxiv:1205.5106 v2 · 2012-05-23 · 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{BJ65FLZLMYOC263Z4UEKJHRMII}

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	2026-05-18T03:49:10.129581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a7dd2af2b661c2d7b79e508a49e2c421039cc720e2ab6227dfdafd36b42c8be

Aliases

arxiv: 1205.5106 · arxiv_version: 1205.5106v2 · doi: 10.48550/arxiv.1205.5106 · pith_short_12: BJ65FLZLMYOC · pith_short_16: BJ65FLZLMYOC263Z · pith_short_8: BJ65FLZL

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/BJ65FLZLMYOC263Z4UEKJHRMII \
  | 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: 0a7dd2af2b661c2d7b79e508a49e2c421039cc720e2ab6227dfdafd36b42c8be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bea368372413b8c1d866c060b186ef7c40fef040afef99640494342d1cd0a0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-05-23T07:17:42Z",
    "title_canon_sha256": "5483425526247017d8db8cfac2d6ac1a274f0d01f36bb3d05cbeaad07076fe64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5106",
    "kind": "arxiv",
    "version": 2
  }
}