Pith Number

pith:5RG2NSSO

pith:2021:5RG2NSSOCDPYRBW5Q6SJTET7D5

not attested not anchored not stored refs pending

High-Dimensional Simulation Optimization via Brownian Fields and Sparse Grids

Liang Ding, Rui Tuo, Xiaowei Zhang

arxiv:2107.08595 v2 · 2021-07-19 · stat.ML · cs.LG · 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{5RG2NSSOCDPYRBW5Q6SJTET7D5}

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	2026-07-05T02:59:25.325771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec4da6ca4e10df8886dd87a499927f1f6e453d228be3bc7878b27795f5649ef5

Aliases

arxiv: 2107.08595 · arxiv_version: 2107.08595v2 · doi: 10.48550/arxiv.2107.08595 · pith_short_12: 5RG2NSSOCDPY · pith_short_16: 5RG2NSSOCDPYRBW5 · pith_short_8: 5RG2NSSO

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/5RG2NSSOCDPYRBW5Q6SJTET7D5 \
  | 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: ec4da6ca4e10df8886dd87a499927f1f6e453d228be3bc7878b27795f5649ef5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fe7624fce6923f48f90070e13e7dd55999695008026eec62be80b54ab7399d3",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC",
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-07-19T03:03:27Z",
    "title_canon_sha256": "7255701e5d4b1ba76fb08ed6c85dc04ba8bacb241a00f08150a731f633dfebdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08595",
    "kind": "arxiv",
    "version": 2
  }
}