Pith Number

pith:52DPMPZA

pith:2017:52DPMPZAFVZUGIJSFV23FZLHZ7

not attested not anchored not stored refs pending

On the Complexity of Semantic Integration of OWL Ontologies

Denis Ponomaryov, Yevgeny Kazakov

arxiv:1705.04719 v1 · 2017-05-12 · 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{52DPMPZAFVZUGIJSFV23FZLHZ7}

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	2026-05-18T00:44:34.840848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee86f63f202d734321322d75b2e567cff61734413582c40fd7054e59e8d319c5

Aliases

arxiv: 1705.04719 · arxiv_version: 1705.04719v1 · doi: 10.48550/arxiv.1705.04719 · pith_short_12: 52DPMPZAFVZU · pith_short_16: 52DPMPZAFVZUGIJS · pith_short_8: 52DPMPZA

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/52DPMPZAFVZUGIJSFV23FZLHZ7 \
  | 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: ee86f63f202d734321322d75b2e567cff61734413582c40fd7054e59e8d319c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b94b2a14623a7b75739f9e29b88190ec5116f286ae4861a5d6521542b30c87a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-05-12T18:54:16Z",
    "title_canon_sha256": "ae9126ded7ef94fd1afd6df33c373e5c96cdbe1a18a10cc69e6e34e335b98edd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04719",
    "kind": "arxiv",
    "version": 1
  }
}