Pith Number

pith:FRZ24GHL

pith:2015:FRZ24GHLHRZCQEBD7E3U6VT7MU

not attested not anchored not stored refs pending

A Neighbourhood-Based Stopping Criterion for Contrastive Divergence Learning

E. Romero, F. Mazzanti, J. Delgado

arxiv:1507.06803 v1 · 2015-07-24 · cs.NE · 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{FRZ24GHLHRZCQEBD7E3U6VT7MU}

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	2026-05-18T01:36:21.978309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c73ae18eb3c72281023f9374f567f6534e195a42b3a49c967a43959127005f3

Aliases

arxiv: 1507.06803 · arxiv_version: 1507.06803v1 · doi: 10.48550/arxiv.1507.06803 · pith_short_12: FRZ24GHLHRZC · pith_short_16: FRZ24GHLHRZCQEBD · pith_short_8: FRZ24GHL

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/FRZ24GHLHRZCQEBD7E3U6VT7MU \
  | 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: 2c73ae18eb3c72281023f9374f567f6534e195a42b3a49c967a43959127005f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a8b4f632301b67e2ccac99d4dab0bbfd7ccab583eb9d1df2fe55a010ef621fd",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2015-07-24T10:45:19Z",
    "title_canon_sha256": "d99e5c39cdf5b1821f7774024a3bab68f009ca8f769c7e6009b5ead98c74e66f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06803",
    "kind": "arxiv",
    "version": 1
  }
}