Pith Number

pith:EC2JAGUI

pith:2025:EC2JAGUI7LOTKWZQJSYBGSYDIG

not attested not anchored not stored refs pending

Efficient optimization of expensive black-box simulators via marginal means, with application to neutrino detector design

Alan Poon, Ann-Kathrin Schuetz, Hwanwoo Kim, Simon Mak

arxiv:2508.01834 v2 · 2025-08-03 · stat.ML · cs.LG · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EC2JAGUI7LOTKWZQJSYBGSYDIG}

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	2026-07-05T11:49:58.963343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b4901a88fadd355b304cb0134b0341a47a4276849568d62bf22bba56eb1656

Aliases

arxiv: 2508.01834 · arxiv_version: 2508.01834v2 · doi: 10.48550/arxiv.2508.01834 · pith_short_12: EC2JAGUI7LOT · pith_short_16: EC2JAGUI7LOTKWZQ · pith_short_8: EC2JAGUI

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/EC2JAGUI7LOTKWZQJSYBGSYDIG \
  | 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: 20b4901a88fadd355b304cb0134b0341a47a4276849568d62bf22bba56eb1656

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e80bd174b7d92633deb5042c9af8578363828b51d5db9051542653848e67eb3f",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.CO",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-08-03T16:44:05Z",
    "title_canon_sha256": "524fcca327f4b00286d5550eacf47001d8470c04e4a85741a3bf1f26e213592e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.01834",
    "kind": "arxiv",
    "version": 2
  }
}