Pith Number

pith:PT4YRQBA

pith:2015:PT4YRQBANZP6JQVWIRWCYO46N4

not attested not anchored not stored refs pending

Population-Contrastive-Divergence: Does Consistency help with RBM training?

Asja Fischer, Christian Igel, Oswin Krause

arxiv:1510.01624 v4 · 2015-10-06 · cs.LG · cs.NE · 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{PT4YRQBANZP6JQVWIRWCYO46N4}

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	2026-05-18T00:41:23.344601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cf988c0206e5fe4c2b6446c2c3b9e6f04e926f8e54466009ede22749574a98b

Aliases

arxiv: 1510.01624 · arxiv_version: 1510.01624v4 · doi: 10.48550/arxiv.1510.01624 · pith_short_12: PT4YRQBANZP6 · pith_short_16: PT4YRQBANZP6JQVW · pith_short_8: PT4YRQBA

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/PT4YRQBANZP6JQVWIRWCYO46N4 \
  | 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: 7cf988c0206e5fe4c2b6446c2c3b9e6f04e926f8e54466009ede22749574a98b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deb69fae361147c63578d1b09db1d312f4127327f86b9017c73f5abe2e191c5c",
    "cross_cats_sorted": [
      "cs.NE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-10-06T15:29:04Z",
    "title_canon_sha256": "6881fe11df90e702a83a5e8724574d2e677a04a7b7ad1d4754395b281a55a9b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01624",
    "kind": "arxiv",
    "version": 4
  }
}