Pith Number

pith:D7ZNV2RU

pith:2018:D7ZNV2RUXV6KALCU6O4EO7ZV4N

not attested not anchored not stored refs pending

VBALD - Variational Bayesian Approximation of Log Determinants

Bin Xin Ru, Diego Granziol, Edward Wagstaff, Michael Osborne, Stephen Roberts

arxiv:1802.08054 v1 · 2018-02-21 · cs.LG · cs.IT · math.IT · 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{D7ZNV2RUXV6KALCU6O4EO7ZV4N}

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	2026-05-18T00:22:11.848474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ff2daea34bd7ca02c54f3b8477f35e3728aba92dcd951ceda271d9f4dffe81a

Aliases

arxiv: 1802.08054 · arxiv_version: 1802.08054v1 · doi: 10.48550/arxiv.1802.08054 · pith_short_12: D7ZNV2RUXV6K · pith_short_16: D7ZNV2RUXV6KALCU · pith_short_8: D7ZNV2RU

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/D7ZNV2RUXV6KALCU6O4EO7ZV4N \
  | 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: 1ff2daea34bd7ca02c54f3b8477f35e3728aba92dcd951ceda271d9f4dffe81a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df2b456f745abbf53b902c2353dd2612ede36780c453ea859bc073bcbdb250de",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-21T14:11:18Z",
    "title_canon_sha256": "7c25cedbdc1286d3c603a095bc08fe1973bd1bb3359615fee117f44e1272bf43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08054",
    "kind": "arxiv",
    "version": 1
  }
}