Pith Number

pith:JWUFIXF5

pith:2015:JWUFIXF5FJIVLYNRQMIRRNGLOX

not attested not anchored not stored refs pending

Computing Horn Rewritings of Description Logics Ontologies

Bernardo Cuenca Grau, Mark Kaminski

arxiv:1504.05150 v2 · 2015-04-20 · cs.AI · 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{JWUFIXF5FJIVLYNRQMIRRNGLOX}

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	2026-05-18T02:18:14.896670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4da8545cbd2a5155e1b1831118b4cb75d3885bd70f03059f09906a29e7a1f21b

Aliases

arxiv: 1504.05150 · arxiv_version: 1504.05150v2 · doi: 10.48550/arxiv.1504.05150 · pith_short_12: JWUFIXF5FJIV · pith_short_16: JWUFIXF5FJIVLYNR · pith_short_8: JWUFIXF5

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/JWUFIXF5FJIVLYNRQMIRRNGLOX \
  | 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: 4da8545cbd2a5155e1b1831118b4cb75d3885bd70f03059f09906a29e7a1f21b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5b941c9754dc30ad71cfee5b062832ff85e16b2de4463228a568c903b1b9de2",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-04-20T18:39:27Z",
    "title_canon_sha256": "6f3970f876155ad8e88d1cc576e2997b1da2fb13b312366fb138b6f17f280f40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05150",
    "kind": "arxiv",
    "version": 2
  }
}