Pith Number

pith:T44O7P2H

pith:2022:T44O7P2HI6YJNF2CPNV7WO5WGT

not attested not anchored not stored refs pending

AutoML for Deep Recommender Systems: A Survey

Bin Cui, Hongzhi Yin, Liang Qu, Ruiqi Zheng, Yuhui Shi

arxiv:2203.13922 v3 · 2022-03-25 · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T44O7P2HI6YJNF2CPNV7WO5WGT}

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	2026-07-05T05:29:26.735679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f38efbf4747b09697427b6bfb3bb634d132e34301a5158c7c3a7ac337b6f9bb

Aliases

arxiv: 2203.13922 · arxiv_version: 2203.13922v3 · doi: 10.48550/arxiv.2203.13922 · pith_short_12: T44O7P2HI6YJ · pith_short_16: T44O7P2HI6YJNF2C · pith_short_8: T44O7P2H

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/T44O7P2HI6YJNF2CPNV7WO5WGT \
  | 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: 9f38efbf4747b09697427b6bfb3bb634d132e34301a5158c7c3a7ac337b6f9bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79b51d9baa2e2ad8c26705ee1613310bdcba066794ec685e111e90dfc86c1289",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-03-25T21:52:21Z",
    "title_canon_sha256": "8e2e744254c57d79c4a26e0bed68cb82d88965d11889f6a5372485200282ddae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13922",
    "kind": "arxiv",
    "version": 3
  }
}