Pith Number

pith:BBO3JUSO

pith:2021:BBO3JUSOXFAUIBBVRCNM2OMZ7V

not attested not anchored not stored refs pending

Provably End-to-end Label-Noise Learning without Anchor Points

Bo Han, Gang Niu, Masashi Sugiyama, Tongliang Liu, Xuefeng Li

arxiv:2102.02400 v4 · 2021-02-04 · 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{BBO3JUSOXFAUIBBVRCNM2OMZ7V}

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	2026-07-05T03:24:28.168088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

085db4d24eb941440435889acd3999fd46f080babbf760fc30b9e8c658d3cc0d

Aliases

arxiv: 2102.02400 · arxiv_version: 2102.02400v4 · doi: 10.48550/arxiv.2102.02400 · pith_short_12: BBO3JUSOXFAU · pith_short_16: BBO3JUSOXFAUIBBV · pith_short_8: BBO3JUSO

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/BBO3JUSOXFAUIBBVRCNM2OMZ7V \
  | 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: 085db4d24eb941440435889acd3999fd46f080babbf760fc30b9e8c658d3cc0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca7632a12cae4834985a847f15f328f277f54022e21d891f1c8fce8d3b08fca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-04T03:59:37Z",
    "title_canon_sha256": "aceb4efe3d481cec464d6074d049ad1243585821aec5c49b710bcfa08c10d42b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02400",
    "kind": "arxiv",
    "version": 4
  }
}