Pith Number

pith:XOJZKTPB

pith:2017:XOJZKTPB7RJMSOZWUWUZ2IPHKR

not attested not anchored not stored refs pending

Modelling System of Systems Interface Contract Behaviour

Barbora Buhnova (Masaryk University, Brno, Czech Republic), John Fitzgerald (Newcastle University, Newcastle Upon Tyne, Oldrich Faldik (Mendel University, Richard Payne (Newcastle University, United Kingdom)

arxiv:1703.07037 v1 · 2017-03-21 · cs.SE · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XOJZKTPB7RJMSOZWUWUZ2IPHKR}

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	2026-05-18T00:48:11.535383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb93954de1fc52c93b36a5a99d21e7546d5ac4dbb90a67df88141520afa7d6ac

Aliases

arxiv: 1703.07037 · arxiv_version: 1703.07037v1 · doi: 10.48550/arxiv.1703.07037 · pith_short_12: XOJZKTPB7RJM · pith_short_16: XOJZKTPB7RJMSOZW · pith_short_8: XOJZKTPB

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/XOJZKTPB7RJMSOZWUWUZ2IPHKR \
  | 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: bb93954de1fc52c93b36a5a99d21e7546d5ac4dbb90a67df88141520afa7d6ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5b9f146d20c7f1f719dd04bcb540dc92b5a336239af3a7bd64f384f427fcd90",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-03-21T02:56:35Z",
    "title_canon_sha256": "1e0ed803205a35594da99253e878a19a7ff5123aa8d45294abc66acb92d70eea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07037",
    "kind": "arxiv",
    "version": 1
  }
}