Pith Number

pith:RI5LQP2C

pith:2017:RI5LQP2COMYBDIHSH3VYY63ENA

not attested not anchored not stored refs pending

Concurrent Kleene Algebra: Free Model and Completeness

Alexandra Silva, Fabio Zanasi, Paul Brunet, Tobias Kapp\'e

arxiv:1710.02787 v3 · 2017-10-08 · 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{RI5LQP2COMYBDIHSH3VYY63ENA}

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	2026-07-05T05:38:06.015560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a3ab83f42733011a0f23eeb8c7b646814f2ca7d7a37463edadb33151b011097

Aliases

arxiv: 1710.02787 · arxiv_version: 1710.02787v3 · doi: 10.48550/arxiv.1710.02787 · pith_short_12: RI5LQP2COMYB · pith_short_16: RI5LQP2COMYBDIHS · pith_short_8: RI5LQP2C

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/RI5LQP2COMYBDIHSH3VYY63ENA \
  | 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: 8a3ab83f42733011a0f23eeb8c7b646814f2ca7d7a37463edadb33151b011097

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83797f59f5f2b7a1270e79d7d59c8501380eb24818d91cac1f969bfd5b8fa713",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2017-10-08T06:06:09Z",
    "title_canon_sha256": "c3c1fa8054d43b518ffed9673d37583e22e7673f0da0fff922332c254dd79f53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02787",
    "kind": "arxiv",
    "version": 3
  }
}