Pith Number

pith:OZPYQO2F

pith:2016:OZPYQO2F7LUSA4B33EVXD5HPJI

not attested not anchored not stored refs pending

A Survey of Qualitative Spatial and Temporal Calculi -- Algebraic and Computational Properties

Andr\'e Van Delden, Diedrich Wolter, Frank Dylla, Jae Hee Lee, Jasper Van De Ven, Thomas Schneider, Till Mossakowski

arxiv:1606.00133 v1 · 2016-06-01 · 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{OZPYQO2F7LUSA4B33EVXD5HPJI}

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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.

Cited by

1 paper in Pith

QSTRBench: a New Benchmark to Evaluate the Ability of Language Models to Reason with Qualitative Spatial and Temporal Calculi

Receipt and verification

First computed	2026-05-18T01:13:05.852732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

765f883b45fae920703bd92b71f4ef4a2f92150ba6667338311f4f0b22ca066b

Aliases

arxiv: 1606.00133 · arxiv_version: 1606.00133v1 · doi: 10.48550/arxiv.1606.00133 · pith_short_12: OZPYQO2F7LUS · pith_short_16: OZPYQO2F7LUSA4B3 · pith_short_8: OZPYQO2F

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/OZPYQO2F7LUSA4B33EVXD5HPJI \
  | 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: 765f883b45fae920703bd92b71f4ef4a2f92150ba6667338311f4f0b22ca066b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d3fd5b0c1e3deee87bc009ec7ae2ad0b89720d2983154fdfac4fa021b5e9063",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-06-01T06:46:51Z",
    "title_canon_sha256": "bd2234ef7656ed665daea2fac2349ca73b4459b6a88bdb3eafea376492486ed9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00133",
    "kind": "arxiv",
    "version": 1
  }
}