Pith Number

pith:YHSR26X7

pith:2018:YHSR26X7W7ZV7VJ3WC46W5NIA4

not attested not anchored not stored refs pending

DeFind: A Protege Plugin for Computing Concept Definitions in EL Ontologies

Denis Ponomaryov, Stepan Yakovenko

arxiv:1810.04363 v1 · 2018-10-10 · 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{YHSR26X7W7ZV7VJ3WC46W5NIA4}

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	2026-05-18T00:03:31.469546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1e51d7affb7f35fd53bb0b9eb75a80723f79d05c68b62712b291fb0f62be339

Aliases

arxiv: 1810.04363 · arxiv_version: 1810.04363v1 · doi: 10.48550/arxiv.1810.04363 · pith_short_12: YHSR26X7W7ZV · pith_short_16: YHSR26X7W7ZV7VJ3 · pith_short_8: YHSR26X7

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/YHSR26X7W7ZV7VJ3WC46W5NIA4 \
  | 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: c1e51d7affb7f35fd53bb0b9eb75a80723f79d05c68b62712b291fb0f62be339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ed3dba58d6e9c7e2c4b47691babdce14dc85428568ea8f3653b62591068d0cc",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-10-10T04:14:59Z",
    "title_canon_sha256": "32e4d4de187f723cbaf4e1ecc759a0e9da6c1e790bbdf97db2ef2b9d6e6746c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04363",
    "kind": "arxiv",
    "version": 1
  }
}