Pith Number

pith:7SJEY6HI

pith:2017:7SJEY6HI6CC5EVUIZQ3XIFMCSZ

not attested not anchored not stored refs pending

Patchwork Kriging for Large-scale Gaussian Process Regression

Chiwoo Park, Daniel Apley

arxiv:1701.06655 v4 · 2017-01-23 · cs.LG · 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{7SJEY6HI6CC5EVUIZQ3XIFMCSZ}

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	2026-05-18T00:11:19.051067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc924c78e8f085d25688cc37741582964a13448a03627d2ac55bbe1105b5d5b8

Aliases

arxiv: 1701.06655 · arxiv_version: 1701.06655v4 · doi: 10.48550/arxiv.1701.06655 · pith_short_12: 7SJEY6HI6CC5 · pith_short_16: 7SJEY6HI6CC5EVUI · pith_short_8: 7SJEY6HI

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/7SJEY6HI6CC5EVUIZQ3XIFMCSZ \
  | 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: fc924c78e8f085d25688cc37741582964a13448a03627d2ac55bbe1105b5d5b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b44570605179167394a9d74892b83fd9352286212193ab6d223cb28575bb8c4f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-01-23T22:20:47Z",
    "title_canon_sha256": "55fcf7aeff325f3301583df7f840c792e33b1a372411dea0a616a396fed5e7a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06655",
    "kind": "arxiv",
    "version": 4
  }
}