Pith Number

pith:R4AYTVPB

pith:2018:R4AYTVPBZQGTQOUS5SFEG5ZII7

not attested not anchored not stored refs pending

Exploiting Class Learnability in Noisy Data

Eric Heim, James Hendler, Matthew Klawonn

arxiv:1811.06524 v1 · 2018-11-15 · 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{R4AYTVPBZQGTQOUS5SFEG5ZII7}

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	2026-05-18T00:00:37.542558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0189d5e1cc0d383a92ec8a43772847d1131b5388a4806c9aafc75a3e357882

Aliases

arxiv: 1811.06524 · arxiv_version: 1811.06524v1 · doi: 10.48550/arxiv.1811.06524 · pith_short_12: R4AYTVPBZQGT · pith_short_16: R4AYTVPBZQGTQOUS · pith_short_8: R4AYTVPB

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/R4AYTVPBZQGTQOUS5SFEG5ZII7 \
  | 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: 8f0189d5e1cc0d383a92ec8a43772847d1131b5388a4806c9aafc75a3e357882

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3da2865ef701cc67c1b2ce5c82fbdd617a11c4a7da1dc5967640f285c0f73ca8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-15T18:42:30Z",
    "title_canon_sha256": "a123ee2c773d9586b91796ebae6f5f526999744462032bba1c15c585ef78f95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06524",
    "kind": "arxiv",
    "version": 1
  }
}