Pith Number

pith:U4DDMUPT

pith:2026:U4DDMUPTYNZW2GSDXQZ5XCSZHA

not attested not anchored not stored refs pending

CURP: Codebook-based Continuous User Representation for Personalized Generation with LLMs

Liang Wang, Xiaoyou Liu, Xinyi Mou, Xuanjing Huang, Zhongyu Wei

arxiv:2602.00742 v2 · 2026-01-31 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4DDMUPTYNZW2GSDXQZ5XCSZHA}

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	2026-06-02T03:04:37.605711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7063651f3c3736d1a43bc33db8a5938184ba6ffb6228d3f05712236946b164e

Aliases

arxiv: 2602.00742 · arxiv_version: 2602.00742v2 · doi: 10.48550/arxiv.2602.00742 · pith_short_12: U4DDMUPTYNZW · pith_short_16: U4DDMUPTYNZW2GSD · pith_short_8: U4DDMUPT

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/U4DDMUPTYNZW2GSDXQZ5XCSZHA \
  | 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: a7063651f3c3736d1a43bc33db8a5938184ba6ffb6228d3f05712236946b164e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d90e3fb20247bb15c8489f7c4d5e715b7e9a9b80f77003764a3e3227855be2d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-31T14:13:06Z",
    "title_canon_sha256": "c77126d674da0498fe73782693aef9d4665f7fd46300eb544d57e25fefc46cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.00742",
    "kind": "arxiv",
    "version": 2
  }
}