Pith Number

pith:HKALLEVC

pith:2018:HKALLEVCZBHZZQLAWC76ZG5JTL

not attested not anchored not stored refs pending

Data-driven polynomial chaos expansion for machine learning regression

B. Sudret, E. Torre, P. Embrechts, S. Marelli

arxiv:1808.03216 v2 · 2018-08-09 · stat.ML · cs.LG · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HKALLEVCZBHZZQLAWC76ZG5JTL}

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	2026-05-17T23:49:45.081857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a80b592a2c84f9cc160b0bfec9ba99aef947c5e52abf21eaf394dc80d178034

Aliases

arxiv: 1808.03216 · arxiv_version: 1808.03216v2 · doi: 10.48550/arxiv.1808.03216 · pith_short_12: HKALLEVCZBHZ · pith_short_16: HKALLEVCZBHZZQLA · pith_short_8: HKALLEVC

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/HKALLEVCZBHZZQLAWC76ZG5JTL \
  | 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: 3a80b592a2c84f9cc160b0bfec9ba99aef947c5e52abf21eaf394dc80d178034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10abbc9df9a1756191a4bb41542ba279bc36e2f68872c4a168d286c55824497b",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-08-09T16:11:31Z",
    "title_canon_sha256": "5ba11bfcadc4afbed2a78403bd46d8a2c101cfc8af3b2aa178a009aac8105d5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03216",
    "kind": "arxiv",
    "version": 2
  }
}