Pith Number

pith:N44YUOVC

pith:2019:N44YUOVCJFZZWVG4H6RNISM5RA

not attested not anchored not stored refs pending

Importance Weighted Hierarchical Variational Inference

Artem Sobolev, Dmitry Vetrov

arxiv:1905.03290 v1 · 2019-05-08 · 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{N44YUOVCJFZZWVG4H6RNISM5RA}

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	2026-05-17T23:46:40.503374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f398a3aa249739b54dc3fa2d4499d882f046b72841c13288634ba4dabcd5b55

Aliases

arxiv: 1905.03290 · arxiv_version: 1905.03290v1 · doi: 10.48550/arxiv.1905.03290 · pith_short_12: N44YUOVCJFZZ · pith_short_16: N44YUOVCJFZZWVG4 · pith_short_8: N44YUOVC

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/N44YUOVCJFZZWVG4H6RNISM5RA \
  | 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: 6f398a3aa249739b54dc3fa2d4499d882f046b72841c13288634ba4dabcd5b55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33d826f1113cf81ddb6f9b0ad10be9a73875b6bdff58f98b2cc1620b4a6b7c34",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-05-08T18:38:51Z",
    "title_canon_sha256": "c3db09802b2cd12ca0f20fb6144fa8e7723f4f609ec1c4edce59c1921eb75748"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03290",
    "kind": "arxiv",
    "version": 1
  }
}