Pith Number

pith:GJNDHZGA

pith:2019:GJNDHZGAIMURYIDWOZQEKYZXZH

not attested not anchored not stored refs pending

Modulating Surrogates for Bayesian Optimization

Carl Henrik Ek, Erik Bodin, Ieva Kazlauskaite, Markus Kaiser, Neill D. F. Campbell, Zhenwen Dai

arxiv:1906.11152 v4 · 2019-06-26 · stat.ML · 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{GJNDHZGAIMURYIDWOZQEKYZXZH}

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	2026-07-05T01:34:04.456174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

325a33e4c043291c20767660456337c9e8d4166cf884c5765ac070c944c17758

Aliases

arxiv: 1906.11152 · arxiv_version: 1906.11152v4 · doi: 10.48550/arxiv.1906.11152 · pith_short_12: GJNDHZGAIMUR · pith_short_16: GJNDHZGAIMURYIDW · pith_short_8: GJNDHZGA

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/GJNDHZGAIMURYIDWOZQEKYZXZH \
  | 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: 325a33e4c043291c20767660456337c9e8d4166cf884c5765ac070c944c17758

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a87dced58f1f2d40c88296a9f7eaad4e4ad070a319097badf4e514059af5186e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-06-26T15:10:44Z",
    "title_canon_sha256": "38486d4dd9ddac6c5468b91d462253651729d1787683874fded5c989eeae4da3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11152",
    "kind": "arxiv",
    "version": 4
  }
}