Pith Number

pith:AF35JEUD

pith:2017:AF35JEUDJMUF2KNPMEP4MLO3VM

not attested not anchored not stored refs pending

ROCKER: A Refinement Operator for Key Discovery

Axel-Cyrille Ngonga Ngomo, Edgard Marx, Tommaso Soru

arxiv:1705.04380 v1 · 2017-05-11 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AF35JEUDJMUF2KNPMEP4MLO3VM}

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	2026-05-18T00:44:38.285689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0177d492834b285d29af611fc62ddbab397302ca36aec179e1d1cf559b1d9124

Aliases

arxiv: 1705.04380 · arxiv_version: 1705.04380v1 · doi: 10.48550/arxiv.1705.04380 · pith_short_12: AF35JEUDJMUF · pith_short_16: AF35JEUDJMUF2KNP · pith_short_8: AF35JEUD

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/AF35JEUDJMUF2KNPMEP4MLO3VM \
  | 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: 0177d492834b285d29af611fc62ddbab397302ca36aec179e1d1cf559b1d9124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c05bd6bb3cade5abc968bdd7255b2b3d8cf9b807aec5d56a560a252976f9ba04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-05-11T21:26:06Z",
    "title_canon_sha256": "0b25bd0a6ec3672a32f23a4ea31c7127eed27c77ea00d2dcd4d1a200788047f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04380",
    "kind": "arxiv",
    "version": 1
  }
}