Pith Number

pith:XVJQOVYA

pith:2018:XVJQOVYAQ4HV6UTKURTAWOVL3Z

not attested not anchored not stored refs pending

Understanding and Comparing Scalable Gaussian Process Regression for Big Data

Haitao Liu, Jianfei Cai, Yew-Soon Ong, Yi Wang

arxiv:1811.01159 v1 · 2018-11-03 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVJQOVYAQ4HV6UTKURTAWOVL3Z}

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	2026-05-18T00:01:35.196921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd53075700870f5f526aa4660b3aabde54d27db6462eaaef24355bc4ea4064c9

Aliases

arxiv: 1811.01159 · arxiv_version: 1811.01159v1 · doi: 10.48550/arxiv.1811.01159 · pith_short_12: XVJQOVYAQ4HV · pith_short_16: XVJQOVYAQ4HV6UTK · pith_short_8: XVJQOVYA

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/XVJQOVYAQ4HV6UTKURTAWOVL3Z \
  | 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: bd53075700870f5f526aa4660b3aabde54d27db6462eaaef24355bc4ea4064c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25a2119b62e3ba9ed61f4561ed1ffdc1e1210168aeccddfbdb900a6fdf1302c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-11-03T04:46:58Z",
    "title_canon_sha256": "fb91301f470fc2834f2b36d0df94ddba3cd3a65a7bac945eeacc112c3f595593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01159",
    "kind": "arxiv",
    "version": 1
  }
}