Pith Number

pith:23JIYYOI

pith:2012:23JIYYOI6IE3TE6UMKPYUGXY2M

not attested not anchored not stored refs pending

Active Model Selection

Daniel J. Lizotte, Omid Madani, Russell Greiner

arxiv:1207.4138 v1 · 2012-07-11 · 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{23JIYYOI6IE3TE6UMKPYUGXY2M}

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	2026-05-18T03:50:47.755259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6d28c61c8f209b993d4629f8a1af8d308375fe1e4758760d5b43c7f598143c5

Aliases

arxiv: 1207.4138 · arxiv_version: 1207.4138v1 · doi: 10.48550/arxiv.1207.4138 · pith_short_12: 23JIYYOI6IE3 · pith_short_16: 23JIYYOI6IE3TE6U · pith_short_8: 23JIYYOI

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/23JIYYOI6IE3TE6UMKPYUGXY2M \
  | 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: d6d28c61c8f209b993d4629f8a1af8d308375fe1e4758760d5b43c7f598143c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "073a33813035a36a76ccb6e51b0bf10795193389bb4ea0c5366202b03617fd25",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-07-11T14:52:51Z",
    "title_canon_sha256": "d4a34fd44ca48d25edaee044abfa07efacbecc3eb7c9cdabeac89103a629cb35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4138",
    "kind": "arxiv",
    "version": 1
  }
}