Pith Number

pith:DATEKQU4

pith:2023:DATEKQU4EVWGXVIMDHIG5KVFVE

not attested not anchored not stored refs pending

Implicit ZCA Whitening Effects of Linear Autoencoders for Recommendation

Katsuhiko Hayashi, Kazuma Onishi

arxiv:2308.13536 v1 · 2023-08-15 · 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{DATEKQU4EVWGXVIMDHIG5KVFVE}

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	2026-07-05T06:44:51.778628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

182645429c256c6bd50c19d06eaaa5a91d276f636242a0a725f6d3fa7418cb85

Aliases

arxiv: 2308.13536 · arxiv_version: 2308.13536v1 · doi: 10.48550/arxiv.2308.13536 · pith_short_12: DATEKQU4EVWG · pith_short_16: DATEKQU4EVWGXVIM · pith_short_8: DATEKQU4

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/DATEKQU4EVWGXVIMDHIG5KVFVE \
  | 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: 182645429c256c6bd50c19d06eaaa5a91d276f636242a0a725f6d3fa7418cb85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8f8db7f1e2e27dd0b82cdee4ff2dd5c95f12be029be62452c4dfc13fcabf066",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-08-15T07:58:22Z",
    "title_canon_sha256": "d50ea31f0d90409159185d3e8ce03900545404050dfc04eacdf7643be698b593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.13536",
    "kind": "arxiv",
    "version": 1
  }
}