Pith Number

pith:REFSGECH

pith:2022:REFSGECHMT3UTH66IZCC2DF74Y

not attested not anchored not stored refs pending

Improving Nevergrad's Algorithm Selection Wizard NGOpt through Automated Algorithm Configuration

Ana Nikolikj, Carola Doerr, Fabien Teytaud, Gjorgjina Cenikj, Manuel L\'opez-Ib\'a\~nez, Mathurin Videau, Olivier Teytaud, Risto Trajanov, Tome Eftimov

arxiv:2209.04412 v1 · 2022-09-09 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{REFSGECHMT3UTH66IZCC2DF74Y}

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	2026-07-05T04:55:59.411803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

890b23104764f7499fde46442d0cbfe608d4765644f611866714cc539ff6264c

Aliases

arxiv: 2209.04412 · arxiv_version: 2209.04412v1 · doi: 10.48550/arxiv.2209.04412 · pith_short_12: REFSGECHMT3U · pith_short_16: REFSGECHMT3UTH66 · pith_short_8: REFSGECH

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/REFSGECHMT3UTH66IZCC2DF74Y \
  | 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: 890b23104764f7499fde46442d0cbfe608d4765644f611866714cc539ff6264c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8a319ae099f6eef2159379dc4cec257237b2fb3254cd489e1abd67476fc4731",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2022-09-09T17:28:10Z",
    "title_canon_sha256": "8ab3e4d3abf82f00361ad7893f6c03c949150f8f8f1304209abd421caedc6c0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.04412",
    "kind": "arxiv",
    "version": 1
  }
}