Pith Number

pith:DG3B6LLD

pith:2019:DG3B6LLD5AOY2KX5I3EVEUXENC

not attested not anchored not stored refs pending

Principled analytic classifier for positive-unlabeled learning via weighted integral probability metric

Masashi Sugiyama, Myunghee Cho Paik, Wonyoung Kim, Yongchan Kwon

arxiv:1901.09503 v6 · 2019-01-28 · 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{DG3B6LLD5AOY2KX5I3EVEUXENC}

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	2026-07-05T00:42:30.370591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b61f2d63e81d8d2afd46c95252e468903533aa7d8ab864234ff044a601e125

Aliases

arxiv: 1901.09503 · arxiv_version: 1901.09503v6 · doi: 10.48550/arxiv.1901.09503 · pith_short_12: DG3B6LLD5AOY · pith_short_16: DG3B6LLD5AOY2KX5 · pith_short_8: DG3B6LLD

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/DG3B6LLD5AOY2KX5I3EVEUXENC \
  | 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: 19b61f2d63e81d8d2afd46c95252e468903533aa7d8ab864234ff044a601e125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ac3839a4fc09e9154ed36ed64c88ef269197e0668f54a9ba00ecd392a4272fc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-01-28T03:47:43Z",
    "title_canon_sha256": "9fc0c7fe1f620ac2f3e28265b80338f6bf896521cac81aec718ba6bbbb87c704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09503",
    "kind": "arxiv",
    "version": 6
  }
}