Pith Number

pith:FRFJYNWO

pith:2015:FRFJYNWO72UD35TCLI6FKYV7PQ

not attested not anchored not stored refs pending

Coordinate Transformation and Polynomial Chaos for the Bayesian Inference of a Gaussian Process with Parametrized Prior Covariance Function

Ibrahim Hoteit, Ihab Sraj, Olivier P. Le Ma\^itre, Omar M. Knio

arxiv:1501.03323 v2 · 2015-01-14 · math.NA · cs.NA · 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{FRFJYNWO72UD35TCLI6FKYV7PQ}

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	2026-06-04T17:08:59.154677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4a9c36cefea83df6625a3c5562bf7c3b87ed3180236bbbeb71a5d157ffcfec

Aliases

arxiv: 1501.03323 · arxiv_version: 1501.03323v2 · doi: 10.48550/arxiv.1501.03323 · pith_short_12: FRFJYNWO72UD · pith_short_16: FRFJYNWO72UD35TC · pith_short_8: FRFJYNWO

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/FRFJYNWO72UD35TCLI6FKYV7PQ \
  | 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: 2c4a9c36cefea83df6625a3c5562bf7c3b87ed3180236bbbeb71a5d157ffcfec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde47a16332a1e1c0240b875020c84c23b5981b62d42a082c19ed8f522a61ae8",
    "cross_cats_sorted": [
      "cs.NA",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-14T11:52:42Z",
    "title_canon_sha256": "1a76ae8395002f75f515864d73266c8c8035c183069f13dec67b421e073e46bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03323",
    "kind": "arxiv",
    "version": 2
  }
}