Pith Number

pith:RUALOHEW

pith:2026:RUALOHEWJC6TY6WIOXYIQYLTLX

not attested not anchored not stored refs pending

VaLiDRec: Variable-Length LLM-Aligned Semantic IDs for Generative Recommendation

Hao Wang, Hongzhi Yin, Quoc Viet Hung Nguyen, Shutong Qiao, Tong Chen, Wei Yuan

arxiv:2607.25209 v1 · 2026-07-28 · 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{RUALOHEWJC6TY6WIOXYIQYLTLX}

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	2026-07-29T00:25:08.597460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d00b71c9648bd3c7ac875f08861735dc237b9f47cd9800259dbc7580e3aa3fa

Aliases

arxiv: 2607.25209 · arxiv_version: 2607.25209v1 · doi: 10.48550/arxiv.2607.25209 · pith_short_12: RUALOHEWJC6T · pith_short_16: RUALOHEWJC6TY6WI · pith_short_8: RUALOHEW

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/RUALOHEWJC6TY6WIOXYIQYLTLX \
  | 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: 8d00b71c9648bd3c7ac875f08861735dc237b9f47cd9800259dbc7580e3aa3fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d41ae75bb48fd4022aa5a1793542481a6d362fc3530c5d3ea436b974eb5877",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-28T02:29:10Z",
    "title_canon_sha256": "7c9fd848f61288fd585fedbe6b4812f8f80eb01a3813f1b8fe7c112826927539"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25209",
    "kind": "arxiv",
    "version": 1
  }
}