Pith Number

pith:EFLEJUTA

pith:2021:EFLEJUTAEW5ITU5MOUXK5FS33L

not attested not anchored not stored refs pending

Analytic natural gradient updates for Cholesky factor in Gaussian variational approximation

Linda S. L. Tan

arxiv:2109.00375 v10 · 2021-09-01 · 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{EFLEJUTAEW5ITU5MOUXK5FS33L}

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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.

Cited by

1 paper in Pith

Spectral-factorized Positive-definite Curvature Learning for NN Training

Receipt and verification

First computed	2026-07-05T10:08:58.222824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

215644d26025ba89d3ac752eae965bdad59367dfd42f558d942990206ab15b06

Aliases

arxiv: 2109.00375 · arxiv_version: 2109.00375v10 · doi: 10.48550/arxiv.2109.00375 · pith_short_12: EFLEJUTAEW5I · pith_short_16: EFLEJUTAEW5ITU5M · pith_short_8: EFLEJUTA

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/EFLEJUTAEW5ITU5MOUXK5FS33L \
  | 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: 215644d26025ba89d3ac752eae965bdad59367dfd42f558d942990206ab15b06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49a0a1ff5ac18b4694285bf0be46bdc9a57123b6ca0f114d86ae0c010e5a7892",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2021-09-01T13:27:12Z",
    "title_canon_sha256": "a3476797d3e86d68d6bdc087e6ed8ac24aaf5b9d03484f80c2633a736bcb8464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.00375",
    "kind": "arxiv",
    "version": 10
  }
}