Pith Number

pith:S5UKW7LD

pith:2012:S5UKW7LDGTTQPCGNPXZRYH5HD4

not attested not anchored not stored refs pending

Proceedings: Workshop on the experience of and advances in developing dependable systems in Event-B (DS-Event-B 2012)

Alexander Romanovsky, Fuyuki Ishikawa

arxiv:1211.2259 v1 · 2012-11-09 · 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{S5UKW7LDGTTQPCGNPXZRYH5HD4}

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	2026-05-18T03:41:03.978100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9768ab7d6334e70788cd7df31c1fa71f245dc36624f5232144f73863a9c58196

Aliases

arxiv: 1211.2259 · arxiv_version: 1211.2259v1 · doi: 10.48550/arxiv.1211.2259 · pith_short_12: S5UKW7LDGTTQ · pith_short_16: S5UKW7LDGTTQPCGN · pith_short_8: S5UKW7LD

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/S5UKW7LDGTTQPCGNPXZRYH5HD4 \
  | 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: 9768ab7d6334e70788cd7df31c1fa71f245dc36624f5232144f73863a9c58196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14fabad238dc86328a78a00151c73988356305c3ccf9445df6e0336f7879acf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-11-09T22:02:27Z",
    "title_canon_sha256": "669e73168429aba28cab908a078e911eca03cd35cbc336b871f141ac130db672"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2259",
    "kind": "arxiv",
    "version": 1
  }
}