Pith Number

pith:RYSHXCEZ

pith:2026:RYSHXCEZHWCWTI6HSSJIAKVSP6

not attested not anchored not stored refs pending

Frugal Bayesian Optimization: Scalable Surrogates for Data- and Resource-Limited Discovery

Christoforos Rekatsinas, Efi-Maria Papia, George Giannakopoulos, Grigorios M. Chatziathanasiou, Panagiotis Krokidas, Vassilis Sioros

arxiv:2607.29225 v1 · 2026-07-31 · cs.LG · physics.chem-ph · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYSHXCEZHWCWTI6HSSJIAKVSP6}

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	2026-08-03T01:22:08.265115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e247b88993d8569a3c79492802ab27f91d446ab256a24f71556bec31b2fcbc5

Aliases

arxiv: 2607.29225 · arxiv_version: 2607.29225v1 · doi: 10.48550/arxiv.2607.29225 · pith_short_12: RYSHXCEZHWCW · pith_short_16: RYSHXCEZHWCWTI6H · pith_short_8: RYSHXCEZ

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/RYSHXCEZHWCWTI6HSSJIAKVSP6 \
  | 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: 8e247b88993d8569a3c79492802ab27f91d446ab256a24f71556bec31b2fcbc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "120e6a949f40f891e12ac69153e30e79e62891265146ce30272f23056dccb341",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-31T09:55:38Z",
    "title_canon_sha256": "dcdf0201b65d2c66c2d95ad3410b3a8a67f56e8a6d9d159c0a2658d72e8a55e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29225",
    "kind": "arxiv",
    "version": 1
  }
}