Pith Number

pith:XYVYROXX

pith:2025:XYVYROXX3EDDPLE4EL5EQ6IAHQ

not attested not anchored not stored refs pending

Enhanced Sample Selection with Confidence Tracking: Identifying Correctly Labeled yet Hard-to-Learn Samples in Noisy Data

Feida Zhu, Weiran Pan, Wei Wei, Yong Deng

arxiv:2504.17474 v1 · 2025-04-24 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYVYROXX3EDDPLE4EL5EQ6IAHQ}

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	2026-07-05T10:53:29.449142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be2b88baf7d90637ac9c22fa4879003c1875e5af4c6024680b46fac11871c49d

Aliases

arxiv: 2504.17474 · arxiv_version: 2504.17474v1 · doi: 10.48550/arxiv.2504.17474 · pith_short_12: XYVYROXX3EDD · pith_short_16: XYVYROXX3EDDPLE4 · pith_short_8: XYVYROXX

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/XYVYROXX3EDDPLE4EL5EQ6IAHQ \
  | 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: be2b88baf7d90637ac9c22fa4879003c1875e5af4c6024680b46fac11871c49d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac931be5f83555856a8d456707558ad8679ab0b6c8054614313241c9a585a02c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-24T12:07:14Z",
    "title_canon_sha256": "b6435be27e5392b4097a8cb2cded5a88f4dc04d11e6d2d07477eabde572bf8f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17474",
    "kind": "arxiv",
    "version": 1
  }
}