Pith Number

pith:WJN3NC2K

pith:2013:WJN3NC2KNGUOJZCVKMJLEONXGJ

not attested not anchored not stored refs pending

Extensible Technology-Agnostic Runtime Verification

Adrian Francalanza (University of Malta), Christian Colombo (University of Malta), Gordon J. Pace (University of Malta), Ruth Mizzi (University of Malta)

arxiv:1302.5169 v1 · 2013-02-21 · 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{WJN3NC2KNGUOJZCVKMJLEONXGJ}

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	2026-05-18T03:32:59.487443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b25bb68b4a69a8e4e4555312b239b73248af2d2d7831dbcced46b804cf5cea12

Aliases

arxiv: 1302.5169 · arxiv_version: 1302.5169v1 · doi: 10.48550/arxiv.1302.5169 · pith_short_12: WJN3NC2KNGUO · pith_short_16: WJN3NC2KNGUOJZCV · pith_short_8: WJN3NC2K

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/WJN3NC2KNGUOJZCVKMJLEONXGJ \
  | 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: b25bb68b4a69a8e4e4555312b239b73248af2d2d7831dbcced46b804cf5cea12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "671e667ba8c372cfe374b4c3437f3c6f4c766bf64c489367e3e711cf691d205b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-02-21T03:58:47Z",
    "title_canon_sha256": "59a9b9d566a6b48819a84352172e133a4f506fdc0ecae03ea5c08fb42bf3753a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5169",
    "kind": "arxiv",
    "version": 1
  }
}