Pith Number

pith:VLPD4GDQ

pith:2019:VLPD4GDQQZ77PGVRX2NOFXIFNG

not attested not anchored not stored refs pending

Contrastive Variational Autoencoder Enhances Salient Features

Abubakar Abid, James Zou

arxiv:1902.04601 v1 · 2019-02-12 · 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{VLPD4GDQQZ77PGVRX2NOFXIFNG}

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.

Cited by

1 paper in Pith

Frictional Q-Learning

Receipt and verification

First computed	2026-05-17T23:54:06.486065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aade3e1870867ff79ab1be9ae2dd0569ab89e74394087aabb13ef7eaa9f5f7d6

Aliases

arxiv: 1902.04601 · arxiv_version: 1902.04601v1 · doi: 10.48550/arxiv.1902.04601 · pith_short_12: VLPD4GDQQZ77 · pith_short_16: VLPD4GDQQZ77PGVR · pith_short_8: VLPD4GDQ

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/VLPD4GDQQZ77PGVRX2NOFXIFNG \
  | 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: aade3e1870867ff79ab1be9ae2dd0569ab89e74394087aabb13ef7eaa9f5f7d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "755a184fddffbda90ad5eb334a393f6ff5619ff1186cd58fe2d970add192750c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-12T19:32:48Z",
    "title_canon_sha256": "31d61cf5191c98b14383ad4d309f3cf440d2a9cad56a6ee748ab58b0bb99c621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04601",
    "kind": "arxiv",
    "version": 1
  }
}