Pith Number

pith:EMX4ZCNS

pith:2015:EMX4ZCNSOPDWMU54IAJRJK4HJY

not attested not anchored not stored refs pending

Supervised Collective Classification for Crowdsourcing

Chia-Wei Lien, Fu-Jen Chu, Pai-Shun Ting, Pin-Yu Chen, Shin-Ming Cheng

arxiv:1507.06682 v2 · 2015-07-23 · cs.SI · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMX4ZCNSOPDWMU54IAJRJK4HJY}

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	2026-05-18T00:58:57.987920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

232fcc89b273c76653bc401314ab874e2ff63266bfaceec8eaacda76abc4a536

Aliases

arxiv: 1507.06682 · arxiv_version: 1507.06682v2 · doi: 10.48550/arxiv.1507.06682 · pith_short_12: EMX4ZCNSOPDW · pith_short_16: EMX4ZCNSOPDWMU54 · pith_short_8: EMX4ZCNS

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/EMX4ZCNSOPDWMU54IAJRJK4HJY \
  | 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: 232fcc89b273c76653bc401314ab874e2ff63266bfaceec8eaacda76abc4a536

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e05dc595e15428bae4f7f2f2c4ba1c0f9e2955f5d90645b201910be5c17df4a6",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-07-23T21:02:33Z",
    "title_canon_sha256": "a26a99867e963ab8e56bdc86b15c510842729d9a45930a420b8484f65aada0ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06682",
    "kind": "arxiv",
    "version": 2
  }
}