Pith Number

pith:NZAH2XGH

pith:2019:NZAH2XGH2D6W3YRXFSTWVQNUA4

not attested not anchored not stored refs pending

Efficient Simulation Budget Allocation for Subset Selection Using Regression Metamodels

Fei Gao, Hui Xiao, Siyang Gao, Zhongshun Shi

arxiv:1904.10639 v1 · 2019-04-24 · math.OC · 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{NZAH2XGH2D6W3YRXFSTWVQNUA4}

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	2026-05-17T23:47:53.163843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e407d5cc7d0fd6de2372ca76ac1b4073f4a7b84bde68c22de01e91d363d8c43

Aliases

arxiv: 1904.10639 · arxiv_version: 1904.10639v1 · doi: 10.48550/arxiv.1904.10639 · pith_short_12: NZAH2XGH2D6W · pith_short_16: NZAH2XGH2D6W3YRX · pith_short_8: NZAH2XGH

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/NZAH2XGH2D6W3YRXFSTWVQNUA4 \
  | 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: 6e407d5cc7d0fd6de2372ca76ac1b4073f4a7b84bde68c22de01e91d363d8c43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bcccef0c8a45ca704cd5f1c46c8170d1006f7ff128e099e3bcac1204a518956",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-24T04:41:40Z",
    "title_canon_sha256": "1b2b60d28bec455ac85ae3385245cd043a039c2bc99d60783e5d0c62c64ced56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10639",
    "kind": "arxiv",
    "version": 1
  }
}