Pith Number

pith:KTGFTZA2

pith:2025:KTGFTZA2DPEY6AKLY46UMVHMWB

not attested not anchored not stored refs pending

Multi-fidelity Gaussian process regression for noisy outputs and non-nested experimental designs: a comparison between the recursive and non-recursive formulations

Baptiste Kerleguer, Cyril Feau, Josselin Garnier, Nils Baillie

arxiv:2511.20183 v2 · 2025-11-25 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KTGFTZA2DPEY6AKLY46UMVHMWB}

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	2026-05-21T01:05:12.086625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54cc59e41a1bc98f014bc73d4654ecb041f4c9070db8fe563e806889ff96518c

Aliases

arxiv: 2511.20183 · arxiv_version: 2511.20183v2 · doi: 10.48550/arxiv.2511.20183 · pith_short_12: KTGFTZA2DPEY · pith_short_16: KTGFTZA2DPEY6AKL · pith_short_8: KTGFTZA2

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/KTGFTZA2DPEY6AKLY46UMVHMWB \
  | 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: 54cc59e41a1bc98f014bc73d4654ecb041f4c9070db8fe563e806889ff96518c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f16be501d495bf1b1886d96749e4d72f2e6ac69b969e2894de9898486f72f8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2025-11-25T11:06:08Z",
    "title_canon_sha256": "5b5c9368df0e5f2e06487295b38f3e865551d7dfc64524f9cd251786662499ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.20183",
    "kind": "arxiv",
    "version": 2
  }
}