Pith Number

pith:AFTSS7EL

pith:2026:AFTSS7ELDNHFRWEMVEPUX46YDK

not attested not anchored not stored refs pending

S$^2$GR: Stepwise Semantic-Guided Reasoning in Latent Space for Generative Recommendation

Jian Wang, Jiawei Guo, Jun Zhao, Kaiqiao Zhan, Ruxin Zhou, Xiaoxiao Xu, Yongqi Liu, Youhua Liu, Zihao Guo

arxiv:2601.18664 v3 · 2026-01-26 · 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{AFTSS7ELDNHFRWEMVEPUX46YDK}

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	2026-05-20T00:04:23.452727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0167297c8b1b4e58d88ca91f4bf3d81aa35197b180b44346abde2d7f69203619

Aliases

arxiv: 2601.18664 · arxiv_version: 2601.18664v3 · doi: 10.48550/arxiv.2601.18664 · pith_short_12: AFTSS7ELDNHF · pith_short_16: AFTSS7ELDNHFRWEM · pith_short_8: AFTSS7EL

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/AFTSS7ELDNHFRWEMVEPUX46YDK \
  | 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: 0167297c8b1b4e58d88ca91f4bf3d81aa35197b180b44346abde2d7f69203619

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53e2aa4ec05f5fe240552036754648022194233973c8bb2de0b5544296377bc5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-01-26T16:40:37Z",
    "title_canon_sha256": "9223f06e12c6915af8cd756c04aea4199b515f832e2ec7230680aebb922419a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18664",
    "kind": "arxiv",
    "version": 3
  }
}