Pith Number

pith:VZO6IDN5

pith:2019:VZO6IDN5O7BAKUL7QSVW33WM6L

not attested not anchored not stored refs pending

Variational bridge constructs for approximate Gaussian process regression

Mauricio A \'Alvarez, Wil O C Ward

arxiv:1901.01727 v1 · 2019-01-07 · 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{VZO6IDN5O7BAKUL7QSVW33WM6L}

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	2026-05-17T23:56:51.371746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae5de40dbd77c205517f84ab6deeccf2e7b0bc5460d18186d08b4774a83fd552

Aliases

arxiv: 1901.01727 · arxiv_version: 1901.01727v1 · doi: 10.48550/arxiv.1901.01727 · pith_short_12: VZO6IDN5O7BA · pith_short_16: VZO6IDN5O7BAKUL7 · pith_short_8: VZO6IDN5

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/VZO6IDN5O7BAKUL7QSVW33WM6L \
  | 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: ae5de40dbd77c205517f84ab6deeccf2e7b0bc5460d18186d08b4774a83fd552

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a186557aca8f9b5db26e40adc50405f6eba02b71f6977233829a1b5347b7a00a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-07T09:49:07Z",
    "title_canon_sha256": "93399c61ada6ddc08d5c59aecbb272e72038112631cbe8d6d20f6ea439a9e920"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01727",
    "kind": "arxiv",
    "version": 1
  }
}