Pith Number

pith:NJOUXQGQ

pith:2018:NJOUXQGQUOQG5MBOA6SK2WD5DN

not attested not anchored not stored refs pending

A clustering approach to infer Wikipedia contributors' profile

Nicolas Jullien, Romain Billot, Shubham Krishna

arxiv:1803.09461 v1 · 2018-03-26 · cs.HC · cs.CY · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJOUXQGQUOQG5MBOA6SK2WD5DN}

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	2026-05-18T00:20:11.532124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5d4bc0d0a3a06eb02e07a4ad587d1b40b836e1eafead35b78cc5cb70ac2774

Aliases

arxiv: 1803.09461 · arxiv_version: 1803.09461v1 · doi: 10.48550/arxiv.1803.09461 · pith_short_12: NJOUXQGQUOQG · pith_short_16: NJOUXQGQUOQG5MBO · pith_short_8: NJOUXQGQ

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/NJOUXQGQUOQG5MBOA6SK2WD5DN \
  | 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: 6a5d4bc0d0a3a06eb02e07a4ad587d1b40b836e1eafead35b78cc5cb70ac2774

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c624b813edaed7309fa5d391e4c8d5227c91ce6dbbd7ce99687716166c3199e7",
    "cross_cats_sorted": [
      "cs.CY",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-03-26T08:17:10Z",
    "title_canon_sha256": "ff1e0bc70a3cdcdabd9c3295fd9555fa0629bcb283e535105063763c29d65327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09461",
    "kind": "arxiv",
    "version": 1
  }
}