Pith Number

pith:7UVQQJCQ

pith:2015:7UVQQJCQQGJE4RQ3LC4E5AZ2JZ

not attested not anchored not stored refs pending

Column-Oriented Datalog Materialization for Large Knowledge Graphs (Extended Technical Report)

Ceriel Jacobs, Jacopo Urbani, Markus Kr\"otzsch

arxiv:1511.08915 v2 · 2015-11-28 · cs.DB · 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{7UVQQJCQQGJE4RQ3LC4E5AZ2JZ}

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	2026-05-18T01:20:58.786650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd2b08245081924e461b58b84e833a4e71d1f6e59de7e0cee37b8d3ac4d33b6b

Aliases

arxiv: 1511.08915 · arxiv_version: 1511.08915v2 · doi: 10.48550/arxiv.1511.08915 · pith_short_12: 7UVQQJCQQGJE · pith_short_16: 7UVQQJCQQGJE4RQ3 · pith_short_8: 7UVQQJCQ

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/7UVQQJCQQGJE4RQ3LC4E5AZ2JZ \
  | 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: fd2b08245081924e461b58b84e833a4e71d1f6e59de7e0cee37b8d3ac4d33b6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d172d18c519ad3cd444f06e9975a144ba52e4d7ff8edb7eb919031a972a28bde",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-11-28T17:16:55Z",
    "title_canon_sha256": "eb84288abcd24158450cee88ab6b045920107e120c2cf8bfe094e8d918d4130f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08915",
    "kind": "arxiv",
    "version": 2
  }
}