Pith Number

pith:PPQGBN7H

pith:2018:PPQGBN7HCG2CD7JK2EQCY35WNX

not attested not anchored not stored refs pending

Candidate Labeling for Crowd Learning

Aritz P\'erez, Iker Be\~naran-Mu\~noz, Jer\'onimo Hern\'andez-Gonz\'alez

arxiv:1804.10023 v2 · 2018-04-26 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPQGBN7HCG2CD7JK2EQCY35WNX}

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	2026-05-18T00:08:35.790168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be060b7e711b421fd2ad1202c6fb66df3e48fd7322ffdcb37e01821cdeefe49

Aliases

arxiv: 1804.10023 · arxiv_version: 1804.10023v2 · doi: 10.48550/arxiv.1804.10023 · pith_short_12: PPQGBN7HCG2C · pith_short_16: PPQGBN7HCG2CD7JK · pith_short_8: PPQGBN7H

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/PPQGBN7HCG2CD7JK2EQCY35WNX \
  | 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: 7be060b7e711b421fd2ad1202c6fb66df3e48fd7322ffdcb37e01821cdeefe49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be4f9bad59ce0b93b9d9054b2f77514080168ff94885b60f2b3cf81497eff935",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-04-26T12:47:52Z",
    "title_canon_sha256": "1ccf4f43de8f374fb1347ee86fb2f663ca4dcf6305363bab7f1b677be98b6891"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10023",
    "kind": "arxiv",
    "version": 2
  }
}