Pith Number

pith:GWQQHYZP

pith:2019:GWQQHYZP36J73VBBSXFHUVCJFG

not attested not anchored not stored refs pending

Model Comparison Games for Horn Description Logics

Fabio Papacchini, Frank Wolter, Jean Christoph Jung, Michael Zakharyaschev

arxiv:1904.06919 v1 · 2019-04-15 · 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{GWQQHYZP36J73VBBSXFHUVCJFG}

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	2026-05-17T23:48:35.764114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35a103e32fdf93fdd42195ca7a544929ab328fee712f379e683e0502fa424043

Aliases

arxiv: 1904.06919 · arxiv_version: 1904.06919v1 · doi: 10.48550/arxiv.1904.06919 · pith_short_12: GWQQHYZP36J7 · pith_short_16: GWQQHYZP36J73VBB · pith_short_8: GWQQHYZP

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/GWQQHYZP36J73VBBSXFHUVCJFG \
  | 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: 35a103e32fdf93fdd42195ca7a544929ab328fee712f379e683e0502fa424043

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83b96331738353f16119cfba5fe3bef52f90419d8b6539356cc4cadc3977e02e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-04-15T09:17:01Z",
    "title_canon_sha256": "038ebd767edd6f2f76785c6a8dc256283887103c0a7ecdec7c30f649cd0a95f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06919",
    "kind": "arxiv",
    "version": 1
  }
}