Pith Number

pith:B3K3S5QT

pith:2013:B3K3S5QTOXREZL3ZBF4JNPSMYM

not attested not anchored not stored refs pending

Stochastic Gradient Estimate Variance in Contrastive Divergence and Persistent Contrastive Divergence

Mathias Berglund, Tapani Raiko

arxiv:1312.6002 v3 · 2013-12-20 · cs.NE · 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{B3K3S5QTOXREZL3ZBF4JNPSMYM}

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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

Density estimation using Real NVP

Receipt and verification

First computed	2026-05-18T02:59:05.805278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ed5b9761375e24caf79097896be4cc30ca7d961503f5a169c22d9ff79ddb2dc

Aliases

arxiv: 1312.6002 · arxiv_version: 1312.6002v3 · doi: 10.48550/arxiv.1312.6002 · pith_short_12: B3K3S5QTOXRE · pith_short_16: B3K3S5QTOXREZL3Z · pith_short_8: B3K3S5QT

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/B3K3S5QTOXREZL3ZBF4JNPSMYM \
  | 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: 0ed5b9761375e24caf79097896be4cc30ca7d961503f5a169c22d9ff79ddb2dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a650aba39402beb021f22b30399e7575cce8f63f860645146888a48d01017f5",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2013-12-20T16:13:54Z",
    "title_canon_sha256": "e584fd4c7ade0ba9fd8029422a26e0ae6081895315c4ebc644e44a56b61185fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6002",
    "kind": "arxiv",
    "version": 3
  }
}