Pith Number

pith:TVLOG2XZ

pith:2020:TVLOG2XZB77SCE3X5SLVTDBMRM

not attested not anchored not stored refs pending

Rethinking Class-Prior Estimation for Positive-Unlabeled Learning

Bo Han, Dacheng Tao, Gang Niu, Masashi Sugiyama, Mingming Gong, Tongliang Liu, Yu Yao

arxiv:2002.03673 v2 · 2020-02-10 · 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{TVLOG2XZB77SCE3X5SLVTDBMRM}

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	2026-07-05T04:28:38.839991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d56e36af90fff211377ec97598c2c8b179e9686d7a86d16097065a7dc1f9e82

Aliases

arxiv: 2002.03673 · arxiv_version: 2002.03673v2 · doi: 10.48550/arxiv.2002.03673 · pith_short_12: TVLOG2XZB77S · pith_short_16: TVLOG2XZB77SCE3X · pith_short_8: TVLOG2XZ

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/TVLOG2XZB77SCE3X5SLVTDBMRM \
  | 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: 9d56e36af90fff211377ec97598c2c8b179e9686d7a86d16097065a7dc1f9e82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12563007a7f56349c765b1e1b23e4df8e3894feb9c63aab00deef529d01ff4e2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-10T11:57:30Z",
    "title_canon_sha256": "ece120fd4fd665fd1edca5fe020ef6bdaf9a5d43dc81c4913bb9f5211167ab19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03673",
    "kind": "arxiv",
    "version": 2
  }
}