Pith Number

pith:3P7R3FZV

pith:2018:3P7R3FZVHJHJV6J7QFII3YZQBD

not attested not anchored not stored refs pending

Covariance Function Pre-Training with m-Kernels for Accelerated Bayesian Optimisation

Alessandra Sutti, Alireza Vahid, Alistair Shilton, Cheng Li, David Rubin, Laurence Park, Murray Height, Pratibha Vellanki, Santu Rana, Sunil Gupta, Svetha Venkatesh, Thomas Dorin

arxiv:1802.05370 v2 · 2018-02-15 · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3P7R3FZVHJHJV6J7QFII3YZQBD}

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	2026-05-18T00:21:19.698420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbff1d97353a4e9af93f81508de33008d1f377c6f07af4447eb4b0213157ae99

Aliases

arxiv: 1802.05370 · arxiv_version: 1802.05370v2 · doi: 10.48550/arxiv.1802.05370 · pith_short_12: 3P7R3FZVHJHJ · pith_short_16: 3P7R3FZVHJHJV6J7 · pith_short_8: 3P7R3FZV

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/3P7R3FZVHJHJV6J7QFII3YZQBD \
  | 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: dbff1d97353a4e9af93f81508de33008d1f377c6f07af4447eb4b0213157ae99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e5769871c8c05c8e25caa460c7f6929e4d1ef96376aedcc96431b93b47231e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-15T00:38:28Z",
    "title_canon_sha256": "ca56efd6f36eed7b559eac5d3d573fc87848c7494013d41ff22f0bcbc071afdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05370",
    "kind": "arxiv",
    "version": 2
  }
}