Pith Number

pith:CXDLMGHV

pith:2018:CXDLMGHVJIL5GWKOOEJV4N3MFU

not attested not anchored not stored refs pending

A data-driven framework for sparsity-enhanced surrogates with arbitrary mutually dependent randomness

Huan Lei, Jing Li, Nathan Baker, Panos Stinis, Peiyuan Gao

arxiv:1804.08609 v4 · 2018-04-20 · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXDLMGHVJIL5GWKOOEJV4N3MFU}

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	2026-05-17T23:47:21.012456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15c6b618f54a17d3594e71135e376c2d331cb51a40e862a793623c228c731a0e

Aliases

arxiv: 1804.08609 · arxiv_version: 1804.08609v4 · doi: 10.48550/arxiv.1804.08609 · pith_short_12: CXDLMGHVJIL5 · pith_short_16: CXDLMGHVJIL5GWKO · pith_short_8: CXDLMGHV

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/CXDLMGHVJIL5GWKOOEJV4N3MFU \
  | 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: 15c6b618f54a17d3594e71135e376c2d331cb51a40e862a793623c228c731a0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0261df77c8fe14bae9cf20425dc82aaf7358e4e3e3885e6bfa29ba9248ea45f",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-04-20T20:59:23Z",
    "title_canon_sha256": "fb11e7bbb93575a85de22d2e999303a9c411caec888ee080c41c1115df740fc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08609",
    "kind": "arxiv",
    "version": 4
  }
}