Pith Number

pith:4PMBC4BC

pith:2020:4PMBC4BC5YUMBBADP5RSJZ3SK6

not attested not anchored not stored refs pending

Offline Contextual Bayesian Optimization for Nuclear Fusion

Andrew Oakleigh Nelson, Egemen Kolemen, Ian Char, Jeff Schneider, Kirthevasan Kandasamy, Mark D Boyer, Willie Neiswanger, Youngseog Chung

arxiv:2001.01793 v1 · 2020-01-06 · 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{4PMBC4BC5YUMBBADP5RSJZ3SK6}

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	2026-07-05T00:30:41.051022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3d8117022ee28c084037f6324e77257950e0c574ab9ae4c7c39bc936f51ed7a

Aliases

arxiv: 2001.01793 · arxiv_version: 2001.01793v1 · doi: 10.48550/arxiv.2001.01793 · pith_short_12: 4PMBC4BC5YUM · pith_short_16: 4PMBC4BC5YUMBBAD · pith_short_8: 4PMBC4BC

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/4PMBC4BC5YUMBBADP5RSJZ3SK6 \
  | 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: e3d8117022ee28c084037f6324e77257950e0c574ab9ae4c7c39bc936f51ed7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62393bfaed3c7338145266e81d077c5c84a25a07a50913b48f8909c73de18d07",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-01-06T22:12:18Z",
    "title_canon_sha256": "353b92a30212154cb10f61414e178931ad1b991965645df0f5c9b8f867a48be1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01793",
    "kind": "arxiv",
    "version": 1
  }
}