Pith Number

pith:NRPRYMIV

pith:2017:NRPRYMIVE5KQYKJKT3NFAJJS73

not attested not anchored not stored refs pending

A Logical Study of Some Common Principles of Inductive Definition and its Implications for Knowledge Representation

Bart Bogaerts, Joost Vennekens, Marc Denecker

arxiv:1702.04551 v1 · 2017-02-15 · 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{NRPRYMIVE5KQYKJKT3NFAJJS73}

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	2026-05-18T00:50:41.299889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c5f1c311527550c292a9eda502532fef12f76365771802b17986027bb470159

Aliases

arxiv: 1702.04551 · arxiv_version: 1702.04551v1 · doi: 10.48550/arxiv.1702.04551 · pith_short_12: NRPRYMIVE5KQ · pith_short_16: NRPRYMIVE5KQYKJK · pith_short_8: NRPRYMIV

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/NRPRYMIVE5KQYKJKT3NFAJJS73 \
  | 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: 6c5f1c311527550c292a9eda502532fef12f76365771802b17986027bb470159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a657b8c52a39f3fa73a17a493ed027fcd7d3e8e88b468e42143dd3c95e848c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-02-15T11:20:51Z",
    "title_canon_sha256": "50465a041c51a4f21cbe4e9a5986315ba72320e28d91312ae90dea49e0e87d5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04551",
    "kind": "arxiv",
    "version": 1
  }
}