Pith Number

pith:W45TWHTP

pith:2026:W45TWHTPJDQ3UPSHJPNUJQH7HH

not attested not anchored not stored refs pending

Beyond Item Order: Temporal Gap Tokenization for Generative Recommendation with Semantic IDs

Chengkai Huang, Hongtao Huang, Lina Yao, Quan Z. Sheng, Tianqi Gao

arxiv:2607.03918 v1 · 2026-07-04 · 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{W45TWHTPJDQ3UPSHJPNUJQH7HH}

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	2026-07-07T02:18:14.550661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b73b3b1e6f48e1ba3e474bdb44c0ff39cb0ddde0b77554e334ef1b2a0eda347c

Aliases

arxiv: 2607.03918 · arxiv_version: 2607.03918v1 · doi: 10.48550/arxiv.2607.03918 · pith_short_12: W45TWHTPJDQ3 · pith_short_16: W45TWHTPJDQ3UPSH · pith_short_8: W45TWHTP

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/W45TWHTPJDQ3UPSHJPNUJQH7HH \
  | 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: b73b3b1e6f48e1ba3e474bdb44c0ff39cb0ddde0b77554e334ef1b2a0eda347c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77eba5a973259865bde629634b2721c5cdddac136fbd06cd0306ee1e23b99223",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-04T15:22:30Z",
    "title_canon_sha256": "717bb566ced6025510f5ff843aa1b74496bfc76e2f5d8cbc74f0ab37fa9eb834"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03918",
    "kind": "arxiv",
    "version": 1
  }
}