Pith Number

pith:XBY74OJD

pith:2025:XBY74OJDUI4NCXEBJCKP7HG6EC

not attested not anchored not stored refs pending

TayFCS: Towards Light Feature Combination Selection for Deep Recommender Systems

Chuhan Wu, Jieming Zhu, Qinglin Jia, Xianquan Wang, Zhaocheng Du, Zhenhua Dong

arxiv:2507.03895 v1 · 2025-07-05 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XBY74OJDUI4NCXEBJCKP7HG6EC}

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	2026-07-05T11:32:36.873058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b871fe3923a238d15c814894ff9cde2096c4bf33674c62b3b868d46f22b14423

Aliases

arxiv: 2507.03895 · arxiv_version: 2507.03895v1 · doi: 10.48550/arxiv.2507.03895 · pith_short_12: XBY74OJDUI4N · pith_short_16: XBY74OJDUI4NCXEB · pith_short_8: XBY74OJD

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/XBY74OJDUI4NCXEBJCKP7HG6EC \
  | 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: b871fe3923a238d15c814894ff9cde2096c4bf33674c62b3b868d46f22b14423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8006a8e1e2468dc3977038e74104fee683d70b6b0d59380ffdbd993dbd13342e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-07-05T04:22:42Z",
    "title_canon_sha256": "e3c253da22e4df2bb058378bb03177cd3e2cfa5c6e762eaf04607be4d11403b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03895",
    "kind": "arxiv",
    "version": 1
  }
}