Pith Number

pith:JSQ4PNHC

pith:2019:JSQ4PNHCJRXDIDKBFT6JKLKSHR

not attested not anchored not stored refs pending

Theoretical Foundations of Defeasible Description Logics

Giovanni Casini, Ivan Varzinczak, Katarina Britz, Kody Moodley, Thomas Meyer, Uli Sattler

arxiv:1904.07559 v1 · 2019-04-16 · 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{JSQ4PNHCJRXDIDKBFT6JKLKSHR}

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	2026-05-17T23:48:24.864376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ca1c7b4e24c6e340d412cfc952d523c556c169a0f5f94aa534707bc9d5fc686

Aliases

arxiv: 1904.07559 · arxiv_version: 1904.07559v1 · doi: 10.48550/arxiv.1904.07559 · pith_short_12: JSQ4PNHCJRXD · pith_short_16: JSQ4PNHCJRXDIDKB · pith_short_8: JSQ4PNHC

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/JSQ4PNHCJRXDIDKBFT6JKLKSHR \
  | 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: 4ca1c7b4e24c6e340d412cfc952d523c556c169a0f5f94aa534707bc9d5fc686

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ff58f9b28f3441a6330d80fe61463bb78633b3f9b1c674dd564ba9d89e38e1",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-04-16T09:44:56Z",
    "title_canon_sha256": "634768e97b24f4b924bceb4dc27dc3ef131b13f76ea149bccb1cbc99334e05f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07559",
    "kind": "arxiv",
    "version": 1
  }
}