Pith Number

pith:YX7J2HQS

pith:2025:YX7J2HQSZ2QQ7NV35ZG4ITRGKT

not attested not anchored not stored refs pending

On the Computability of Multiclass PAC Learning

Pascale Gourdeau, Ruth Urner, Tosca Lechner

arxiv:2502.06089 v1 · 2025-02-10 · 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{YX7J2HQSZ2QQ7NV35ZG4ITRGKT}

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	2026-07-05T10:11:47.623740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5fe9d1e12cea10fb6bbee4dc44e2654d5d96540d8bf580e82e15a78a3950619

Aliases

arxiv: 2502.06089 · arxiv_version: 2502.06089v1 · doi: 10.48550/arxiv.2502.06089 · pith_short_12: YX7J2HQSZ2QQ · pith_short_16: YX7J2HQSZ2QQ7NV3 · pith_short_8: YX7J2HQS

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/YX7J2HQSZ2QQ7NV35ZG4ITRGKT \
  | 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: c5fe9d1e12cea10fb6bbee4dc44e2654d5d96540d8bf580e82e15a78a3950619

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a02d224b569bb9786dfa4b73712af66a3e6015afebc93f5db9dca9c2247511a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-10T01:07:23Z",
    "title_canon_sha256": "f1beb052e3b88c743f882492eeb9da084048f3b031b95b5e1df519f5240fdbcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06089",
    "kind": "arxiv",
    "version": 1
  }
}