Pith Number

pith:RCP4B4QO

pith:2017:RCP4B4QOKDOOQA5KKXM2T3NB6C

not attested not anchored not stored refs pending

A Decidable Very Expressive Description Logic for Databases (Extended Version)

Alessandro Artale, Enrico Franconi, Francesco Sportelli, Rafael Pe\~naloza

arxiv:1707.08468 v1 · 2017-07-25 · 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{RCP4B4QOKDOOQA5KKXM2T3NB6C}

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	2026-05-18T00:39:24.174891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

889fc0f20e50dce803aa55d9a9eda1f0bbb7c6ceeb16f2d650b39794d052422c

Aliases

arxiv: 1707.08468 · arxiv_version: 1707.08468v1 · doi: 10.48550/arxiv.1707.08468 · pith_short_12: RCP4B4QOKDOO · pith_short_16: RCP4B4QOKDOOQA5K · pith_short_8: RCP4B4QO

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/RCP4B4QOKDOOQA5KKXM2T3NB6C \
  | 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: 889fc0f20e50dce803aa55d9a9eda1f0bbb7c6ceeb16f2d650b39794d052422c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bc3b14701a85ea616e4828260c9c1fe8805638a87e56b0dfb068211fa78c47f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-07-25T12:46:24Z",
    "title_canon_sha256": "5bed6f287fe881ff93bb4602d0bd94d3660c90c07ed11d0b1c326ffed7b0c7e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08468",
    "kind": "arxiv",
    "version": 1
  }
}