Pith Number

pith:RY2MU6RD

pith:2018:RY2MU6RDU4E2QJX32MF6PGFLXM

not attested not anchored not stored refs pending

Classification with imperfect training labels

Richard J. Samworth, Timothy I. Cannings, Yingying Fan

arxiv:1805.11505 v3 · 2018-05-29 · math.ST · stat.ME · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RY2MU6RDU4E2QJX32MF6PGFLXM}

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	2026-05-17T23:47:03.194018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e34ca7a23a709a826fbd30be798abbb033febab4fb7323fdaa61a289e55408c

Aliases

arxiv: 1805.11505 · arxiv_version: 1805.11505v3 · doi: 10.48550/arxiv.1805.11505 · pith_short_12: RY2MU6RDU4E2 · pith_short_16: RY2MU6RDU4E2QJX3 · pith_short_8: RY2MU6RD

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/RY2MU6RDU4E2QJX32MF6PGFLXM \
  | 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: 8e34ca7a23a709a826fbd30be798abbb033febab4fb7323fdaa61a289e55408c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f95fc9e6ce5eb7a577bed64f544ab4441289debb994c8ef8fa0f7e6330d0a77b",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2018-05-29T14:36:06Z",
    "title_canon_sha256": "ef0939fdc7afcffe074530d669d4a3461c6d37ad9187604eeae7088c188c7aaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11505",
    "kind": "arxiv",
    "version": 3
  }
}