Pith Number

pith:X76XEMVY

pith:2025:X76XEMVYCUXKNNRWAI5VA3OOKN

not attested not anchored not stored refs pending

Overtuning in Hyperparameter Optimization

Bernd Bischl, Lennart Schneider, Matthias Feurer

arxiv:2506.19540 v1 · 2025-06-24 · 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{X76XEMVYCUXKNNRWAI5VA3OOKN}

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	2026-07-05T11:26:34.294260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bffd7232b8152ea6b636023b506dce53673a6aa8eb61d747ee05d838066c7dbc

Aliases

arxiv: 2506.19540 · arxiv_version: 2506.19540v1 · doi: 10.48550/arxiv.2506.19540 · pith_short_12: X76XEMVYCUXK · pith_short_16: X76XEMVYCUXKNNRW · pith_short_8: X76XEMVY

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/X76XEMVYCUXKNNRWAI5VA3OOKN \
  | 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: bffd7232b8152ea6b636023b506dce53673a6aa8eb61d747ee05d838066c7dbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a820810749d4748f8ecba23a475d73011633b38b6875997f55cc5a9eaa1831d",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-24T11:49:48Z",
    "title_canon_sha256": "551094e7bbf68a0c158481d06e3321e7c05ea60e836b1db8b6596094b9f24abf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.19540",
    "kind": "arxiv",
    "version": 1
  }
}