Pith Number

pith:TQK66WJY

pith:2014:TQK66WJY2YKQ525A3U6XP2C4ML

not attested not anchored not stored refs pending

Logical Foundations of RDF(S) with Datatypes

Jos de Bruijn, Stijn Heymans

arxiv:1401.3858 v1 · 2014-01-16 · cs.LO · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TQK66WJY2YKQ525A3U6XP2C4ML}

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	2026-05-18T03:02:06.523911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c15ef5938d6150eeba0dd3d77e85c62c1e5cbe2ba6fd998f7119aed17bf4b0d

Aliases

arxiv: 1401.3858 · arxiv_version: 1401.3858v1 · doi: 10.48550/arxiv.1401.3858 · pith_short_12: TQK66WJY2YKQ · pith_short_16: TQK66WJY2YKQ525A · pith_short_8: TQK66WJY

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/TQK66WJY2YKQ525A3U6XP2C4ML \
  | 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: 9c15ef5938d6150eeba0dd3d77e85c62c1e5cbe2ba6fd998f7119aed17bf4b0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "301cb30840bb1f966afd978f12cc0b56e784bb5e141a329858204603432687c8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-01-16T05:02:49Z",
    "title_canon_sha256": "60a642fd982268cb328a2628796c77412143600e4e33914f8c4b9cca939434c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3858",
    "kind": "arxiv",
    "version": 1
  }
}