Pith Number

pith:XDPNDK5U

pith:2018:XDPNDK5ULLWA6V5XA377JCDFDI

not attested not anchored not stored refs pending

Hands-on Experience with Gaussian Processes (GPs): Implementing GPs in Python - I

Kshitij Tiwari

arxiv:1809.01913 v1 · 2018-09-06 · 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{XDPNDK5ULLWA6V5XA377JCDFDI}

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	2026-05-18T00:06:21.692208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8ded1abb45aec0f57b706fff488651a3035d3d1364c6d1a904a0f10ae3481ff

Aliases

arxiv: 1809.01913 · arxiv_version: 1809.01913v1 · doi: 10.48550/arxiv.1809.01913 · pith_short_12: XDPNDK5ULLWA · pith_short_16: XDPNDK5ULLWA6V5X · pith_short_8: XDPNDK5U

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/XDPNDK5ULLWA6V5XA377JCDFDI \
  | 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: b8ded1abb45aec0f57b706fff488651a3035d3d1364c6d1a904a0f10ae3481ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "769e607573554fad7db01d968e94d26c8faeb92beb91f39f784b43fa9a5036b1",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-06T10:19:50Z",
    "title_canon_sha256": "97de8ad80193017334c2cf1143a16bfb55171b6f3cdb32b3aff54bafbb059691"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01913",
    "kind": "arxiv",
    "version": 1
  }
}