Pith Number

pith:WPOKIBPP

pith:2018:WPOKIBPPHGCBUCNRILL55HQ5JX

not attested not anchored not stored refs pending

A Parameterized Complexity View on Description Logic Reasoning

Ronald de Haan

arxiv:1808.03852 v1 · 2018-08-11 · cs.LO · cs.AI · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPOKIBPPHGCBUCNRILL55HQ5JX}

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	2026-05-18T00:08:19.519703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3dca405ef39841a09b142d7de9e1d4dc0b904cb678a71ef81204cd845479830

Aliases

arxiv: 1808.03852 · arxiv_version: 1808.03852v1 · doi: 10.48550/arxiv.1808.03852 · pith_short_12: WPOKIBPPHGCB · pith_short_16: WPOKIBPPHGCBUCNR · pith_short_8: WPOKIBPP

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/WPOKIBPPHGCBUCNRILL55HQ5JX \
  | 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: b3dca405ef39841a09b142d7de9e1d4dc0b904cb678a71ef81204cd845479830

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db0c39e302dce385f692e5ed4ea91710c1c2513c2f62c0010843eb8b5d55488e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-08-11T19:25:04Z",
    "title_canon_sha256": "983e84a39aaeeec39a79a959871240583fc4268397dc51440842678038774da5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03852",
    "kind": "arxiv",
    "version": 1
  }
}