Pith Number

pith:M3XJKGIP

pith:2019:M3XJKGIP3GGTOAKQN7XQ35G4GS

not attested not anchored not stored refs pending

Non-Parametric Class Completeness Estimators for Collaborative Knowledge Graphs -- The Case of Wikidata

Cristina Sarasua, Djellel Difallah, Gianluca Demartini, Michael Luggen, Philippe Cudr\'e-Mauroux

arxiv:1909.01109 v1 · 2019-09-03 · cs.DB · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M3XJKGIP3GGTOAKQN7XQ35G4GS}

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	2026-07-05T00:17:54.864817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66ee95190fd98d3701506fef0df4dc34b45019c0b34686c2ef192c0bf1c3b847

Aliases

arxiv: 1909.01109 · arxiv_version: 1909.01109v1 · doi: 10.48550/arxiv.1909.01109 · pith_short_12: M3XJKGIP3GGT · pith_short_16: M3XJKGIP3GGTOAKQ · pith_short_8: M3XJKGIP

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/M3XJKGIP3GGTOAKQN7XQ35G4GS \
  | 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: 66ee95190fd98d3701506fef0df4dc34b45019c0b34686c2ef192c0bf1c3b847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b3b00bb29ac54eaeecc30cedaa8b503a197643cd717cb76185e1bf9279dd19b",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-09-03T12:16:05Z",
    "title_canon_sha256": "7e14b630631da385b8190f4f7eb234aa0144ba378a3d95a57867bf18fad99ab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01109",
    "kind": "arxiv",
    "version": 1
  }
}