Pith Number

pith:5BIMJN7U

pith:2018:5BIMJN7U2NMFJAZFELG23MCFVX

not attested not anchored not stored refs pending

Wasserstein Autoencoders for Collaborative Filtering

Jingbin Zhong, Xiaofeng Zhang

arxiv:1809.05662 v3 · 2018-09-15 · cs.IR · 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{5BIMJN7U2NMFJAZFELG23MCFVX}

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	2026-05-17T23:49:17.402402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e850c4b7f4d35854832522cdadb045adfa0cad3229c15f8078158c7f2edf2cfb

Aliases

arxiv: 1809.05662 · arxiv_version: 1809.05662v3 · doi: 10.48550/arxiv.1809.05662 · pith_short_12: 5BIMJN7U2NMF · pith_short_16: 5BIMJN7U2NMFJAZF · pith_short_8: 5BIMJN7U

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/5BIMJN7U2NMFJAZFELG23MCFVX \
  | 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: e850c4b7f4d35854832522cdadb045adfa0cad3229c15f8078158c7f2edf2cfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dcea084e5e99a20df7e4937dca253f20ad50fd5344298a4f2d2f2069b9bbc90",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-09-15T07:12:24Z",
    "title_canon_sha256": "4ad6ff00604d2ee8c1bec3e5da02aaed2a1d3c05671b771b2ca5e7f051bf1d37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05662",
    "kind": "arxiv",
    "version": 3
  }
}