Pith Number

pith:LG27QXTN

pith:2014:LG27QXTN5NQ3KYXEVKS6OJMZJI

not attested not anchored not stored refs pending

Coherence Motivated Sampling and Convergence Analysis of Least-Squares Polynomial Chaos Regression

Alireza Doostan, Jerrad Hampton

arxiv:1410.1931 v1 · 2014-10-07 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LG27QXTN5NQ3KYXEVKS6OJMZJI}

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	2026-05-18T01:41:50.146556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59b5f85e6deb61b562e4aaa5e725994a21a318f06414a252aa3adc524e3b500d

Aliases

arxiv: 1410.1931 · arxiv_version: 1410.1931v1 · doi: 10.48550/arxiv.1410.1931 · pith_short_12: LG27QXTN5NQ3 · pith_short_16: LG27QXTN5NQ3KYXE · pith_short_8: LG27QXTN

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/LG27QXTN5NQ3KYXEVKS6OJMZJI \
  | 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: 59b5f85e6deb61b562e4aaa5e725994a21a318f06414a252aa3adc524e3b500d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28966509644e3a562a2763ead4479e507e54b10935456a8b9b595970248f80af",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-10-07T22:03:46Z",
    "title_canon_sha256": "a6df10a962148386a4bd188f4a698ac14c7de61ac07b6e23bd61f290cd1abd48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1931",
    "kind": "arxiv",
    "version": 1
  }
}