Pith Number

pith:W56BXVJF

pith:2010:W56BXVJF3IMLKZV3ZTFID4GC6M

not attested not anchored not stored refs pending

Query strategy for sequential ontology debugging

Gerhard Friedrich, Kostyantyn Shchekotykhin, Patrick Rodler, Philipp Fleiss

arxiv:1004.5339 v3 · 2010-04-29 · 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{W56BXVJF3IMLKZV3ZTFID4GC6M}

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	2026-05-18T02:24:14.951580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b77c1bd525da18b566bbccca81f0c2f31cebaf8e601011a80a954abe9065d0a9

Aliases

arxiv: 1004.5339 · arxiv_version: 1004.5339v3 · doi: 10.48550/arxiv.1004.5339 · pith_short_12: W56BXVJF3IML · pith_short_16: W56BXVJF3IMLKZV3 · pith_short_8: W56BXVJF

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/W56BXVJF3IMLKZV3ZTFID4GC6M \
  | 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: b77c1bd525da18b566bbccca81f0c2f31cebaf8e601011a80a954abe9065d0a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57f2d363c5c7ae6e167f784909dd82ddcf7bc4f257bfcdb5b377d198d3dfaa94",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-04-29T16:46:09Z",
    "title_canon_sha256": "f3f57c4c0c22d39c5501dc22ca4900c4075fd46cb9ee5506660d519cbf2dbd6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.5339",
    "kind": "arxiv",
    "version": 3
  }
}