Pith Number

pith:24SACXTG

pith:2026:24SACXTGQ4EMKNQR26AU2COSJ4

not attested not anchored not stored refs pending

Stochastic Gradient Variational Inference with Price's Gradient Estimator from Bures-Wasserstein to Parameter Space

Jacob R. Gardner, Kyurae Kim, Qiang Fu, Trevor Campbell, Yi-An Ma

arxiv:2602.18718 v2 · 2026-02-21 · stat.ML · cs.LG · math.OC · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{24SACXTGQ4EMKNQR26AU2COSJ4}

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	2026-05-20T01:06:08.857465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d724015e668708c53611d7814d09d24f04acfcad16b1755ba38f39d4871382fb

Aliases

arxiv: 2602.18718 · arxiv_version: 2602.18718v2 · doi: 10.48550/arxiv.2602.18718 · pith_short_12: 24SACXTGQ4EM · pith_short_16: 24SACXTGQ4EMKNQR · pith_short_8: 24SACXTG

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/24SACXTGQ4EMKNQR26AU2COSJ4 \
  | 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: d724015e668708c53611d7814d09d24f04acfcad16b1755ba38f39d4871382fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6720a62f693bf19f8afd917312dc5c40dc16b32b7879eebd718e33f1f664158",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-02-21T04:52:53Z",
    "title_canon_sha256": "14ae7c85e33367272336ad7c30ba33b4399095e553dae4e1eb3794434df5d3f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.18718",
    "kind": "arxiv",
    "version": 2
  }
}