Pith Number

pith:DQAQYUGJ

pith:2011:DQAQYUGJRLTRQNHR54Y3LJHHWX

not attested not anchored not stored refs pending

Deciding Kleene Algebras in Coq

Damien Pous (CNRS, LIG, Thomas Braibant (Universit\'e de Grenoble, UMR 5217)

arxiv:1105.4537 v3 · 2011-05-20 · cs.LO · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQAQYUGJRLTRQNHR54Y3LJHHWX}

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	2026-05-18T01:37:39.471073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c010c50c98ae71834f1ef31b5a4e7b5d353ede3315b636017a31e2c1476a008

Aliases

arxiv: 1105.4537 · arxiv_version: 1105.4537v3 · doi: 10.48550/arxiv.1105.4537 · pith_short_12: DQAQYUGJRLTR · pith_short_16: DQAQYUGJRLTRQNHR · pith_short_8: DQAQYUGJ

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/DQAQYUGJRLTRQNHR54Y3LJHHWX \
  | 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: 1c010c50c98ae71834f1ef31b5a4e7b5d353ede3315b636017a31e2c1476a008

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eb34d5a4b52b379c17e2eb3a4ce29fc7220ae1be8945d7280a27f0f39a413ef",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-05-20T13:27:27Z",
    "title_canon_sha256": "55505e4d2e4dc0e1090c80b363bfc35c8d026bbbdf4a5e74a7b92305381b5da9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4537",
    "kind": "arxiv",
    "version": 3
  }
}