Pith Number

pith:ZHHN5ATS

pith:2018:ZHHN5ATS5G4EU3YLVWIPJWSFR4

not attested not anchored not stored refs pending

Combining STPA and BDD for Safety Analysis and Verification in Agile Development: A Controlled Experiment

Stefan Wagner, Yang Wang

arxiv:1804.01715 v1 · 2018-04-05 · 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{ZHHN5ATS5G4EU3YLVWIPJWSFR4}

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	2026-05-18T00:19:10.215676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9cede8272e9b84a6f0bad90f4da458f226d368998270b80ebcb59afc672a47c

Aliases

arxiv: 1804.01715 · arxiv_version: 1804.01715v1 · doi: 10.48550/arxiv.1804.01715 · pith_short_12: ZHHN5ATS5G4E · pith_short_16: ZHHN5ATS5G4EU3YL · pith_short_8: ZHHN5ATS

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/ZHHN5ATS5G4EU3YLVWIPJWSFR4 \
  | 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: c9cede8272e9b84a6f0bad90f4da458f226d368998270b80ebcb59afc672a47c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "373444521cc8928c0f69e22520d48bba0d667a9ad41f4d554ba134c35d609884",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-04-05T08:04:53Z",
    "title_canon_sha256": "b8bc5aee591e9060858486caab3de03e1e9739945ffd7d2160d1f70232f60fa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01715",
    "kind": "arxiv",
    "version": 1
  }
}