Pith Number

pith:J7RI3KLE

pith:2018:J7RI3KLEPM6KSIBDOWWZA6ZU57

not attested not anchored not stored refs pending

Sequential Variational Autoencoders for Collaborative Filtering

Ettore Ritacco, Giuseppe Manco, Noveen Sachdeva, Vikram Pudi

arxiv:1811.09975 v1 · 2018-11-25 · cs.LG · cs.IR · 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{J7RI3KLEPM6KSIBDOWWZA6ZU57}

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	2026-05-17T23:59:58.948140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fe28da9647b3ca9202375ad907b34efc0b1a7e5935cdf8951e05da8efdcef3c

Aliases

arxiv: 1811.09975 · arxiv_version: 1811.09975v1 · doi: 10.48550/arxiv.1811.09975 · pith_short_12: J7RI3KLEPM6K · pith_short_16: J7RI3KLEPM6KSIBD · pith_short_8: J7RI3KLE

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/J7RI3KLEPM6KSIBDOWWZA6ZU57 \
  | 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: 4fe28da9647b3ca9202375ad907b34efc0b1a7e5935cdf8951e05da8efdcef3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b755b3ecfe888580b2f146b7ec331ed72c584b976972a803873ae7b580f9a46b",
    "cross_cats_sorted": [
      "cs.IR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-25T09:19:18Z",
    "title_canon_sha256": "148c79a1117c35e4eb8c5ef37efd6f761ad39405a63c9bb961f68104a2c5f5df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09975",
    "kind": "arxiv",
    "version": 1
  }
}