Pith Number

pith:KCDZBKCW

pith:2026:KCDZBKCWBM2FYOX4WA7WCPHLN3

not attested not anchored not stored refs pending

Context Features Are Cheap: Rank-Aware Decomposition for Efficient Feature Interaction in Recommender Systems

Yevgeny Tkach

arxiv:2605.27450 v1 · 2026-05-24 · 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{KCDZBKCWBM2FYOX4WA7WCPHLN3}

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	2026-05-28T00:05:19.368959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

508790a8560b345c3afcb03f613ceb6ef40ab40fb16da988dbbd98f18f47f309

Aliases

arxiv: 2605.27450 · arxiv_version: 2605.27450v1 · doi: 10.48550/arxiv.2605.27450 · pith_short_12: KCDZBKCWBM2F · pith_short_16: KCDZBKCWBM2FYOX4 · pith_short_8: KCDZBKCW

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/KCDZBKCWBM2FYOX4WA7WCPHLN3 \
  | 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: 508790a8560b345c3afcb03f613ceb6ef40ab40fb16da988dbbd98f18f47f309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b96a380add9c81464d05e957d1f8734fcfd15b29cff37e52ed44cf15235bccb8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-05-24T13:35:36Z",
    "title_canon_sha256": "17a87978a4dfecdf0633d6888c5bcc43e5919db9c92cf3aa24262a5b076bb880"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27450",
    "kind": "arxiv",
    "version": 1
  }
}