Pith Number

pith:PEN2QC3J

pith:2026:PEN2QC3JBBKETBEW3235CID3TB

not attested not anchored not stored refs pending

An Open-Source Training Dataset for Foundation Models for Black-box Optimization

Aaron Klein, David Salinas, Herilalaina Rakotoarison, Luca Thale-Bombien

arxiv:2605.23417 v1 · 2026-05-22 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PEN2QC3JBBKETBEW3235CID3TB}

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	2026-05-25T02:01:53.387716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

791ba80b690854498496deb7d1207b9862e2fbb42c577d39df33b26d1b7cc597

Aliases

arxiv: 2605.23417 · arxiv_version: 2605.23417v1 · doi: 10.48550/arxiv.2605.23417 · pith_short_12: PEN2QC3JBBKE · pith_short_16: PEN2QC3JBBKETBEW · pith_short_8: PEN2QC3J

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/PEN2QC3JBBKETBEW3235CID3TB \
  | 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: 791ba80b690854498496deb7d1207b9862e2fbb42c577d39df33b26d1b7cc597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11f8a82a80b99ded04e8b5dabc4bfcab6c8e6ec45aab0098ee4855c02a38247",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-22T09:27:59Z",
    "title_canon_sha256": "6bc3107ff510dbe8a436e204949723e9f91685dae12835441a9be04c35ff00b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23417",
    "kind": "arxiv",
    "version": 1
  }
}