Pith Number

pith:7K2CCBEJ

pith:2020:7K2CCBEJIXBIOF6GB7SWE67F47

not attested not anchored not stored refs pending

Unbiased Risk Estimators Can Mislead: A Case Study of Learning with Complementary Labels

Gang Niu, Hsuan-Tien Lin, Masashi Sugiyama, Yu-Ting Chou

arxiv:2007.02235 v3 · 2020-07-05 · 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{7K2CCBEJIXBIOF6GB7SWE67F47}

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	2026-07-05T01:29:13.428830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab421048945c28717c60fe5627be5e7c78dd35c675c0c22b90ad6c7e09dd1e5

Aliases

arxiv: 2007.02235 · arxiv_version: 2007.02235v3 · doi: 10.48550/arxiv.2007.02235 · pith_short_12: 7K2CCBEJIXBI · pith_short_16: 7K2CCBEJIXBIOF6G · pith_short_8: 7K2CCBEJ

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/7K2CCBEJIXBIOF6GB7SWE67F47 \
  | 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: fab421048945c28717c60fe5627be5e7c78dd35c675c0c22b90ad6c7e09dd1e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "544772f0c4cddae1423b0b178cd6a43ed526a79af0cf1e651ea7840582442f43",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-07-05T04:19:37Z",
    "title_canon_sha256": "71e8b3ba97cee6f387f2175dcbd2510ecc3543b90b7ffa055ac86d9259474c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.02235",
    "kind": "arxiv",
    "version": 3
  }
}