Pith Number

pith:WWDQCIYK

pith:2018:WWDQCIYKHDUNVLUWZJAKO47XNF

not attested not anchored not stored refs pending

An Algebraic Framework for Runtime Verification

Dejan Nickovic, Ezio Bartocci, Radu Grosu, Stefan Jaksic

arxiv:1802.03775 v1 · 2018-02-11 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WWDQCIYKHDUNVLUWZJAKO47XNF}

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	2026-05-18T00:23:50.451442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b58701230a38e8daae96ca40a773f76969dd4d959bda5e17ded1d5edfca744e2

Aliases

arxiv: 1802.03775 · arxiv_version: 1802.03775v1 · doi: 10.48550/arxiv.1802.03775 · pith_short_12: WWDQCIYKHDUN · pith_short_16: WWDQCIYKHDUNVLUW · pith_short_8: WWDQCIYK

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/WWDQCIYKHDUNVLUWZJAKO47XNF \
  | 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: b58701230a38e8daae96ca40a773f76969dd4d959bda5e17ded1d5edfca744e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd3fbc5730ed15bd32705642ad6b8d8da95e2f9a2fe102a605c1c3d44d170353",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-02-11T17:21:03Z",
    "title_canon_sha256": "e17cbb347cb6f14e76183ae06d27d3bc4af89fecc43f63643adc8ae441cc6cdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03775",
    "kind": "arxiv",
    "version": 1
  }
}