Pith Number

pith:SX4B2YIW

pith:2023:SX4B2YIWTA2PUWHVQW73ZX2JZM

not attested not anchored not stored refs pending

Optimizing and Fine-tuning Large Language Model for Urban Renewal

Liang Zhang, Peng Gong, Shaolan Wang, Tom Zhang, Xianyao Ling, Xi Wang, Xuecao Li, Zhixing Li

arxiv:2311.15490 v1 · 2023-11-27 · cs.CL · 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{SX4B2YIWTA2PUWHVQW73ZX2JZM}

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	2026-07-05T07:17:04.702059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95f81d61169834fa58f585bfbcdf49cb3224308ea896c49d24fa625b417b76d7

Aliases

arxiv: 2311.15490 · arxiv_version: 2311.15490v1 · doi: 10.48550/arxiv.2311.15490 · pith_short_12: SX4B2YIWTA2P · pith_short_16: SX4B2YIWTA2PUWHV · pith_short_8: SX4B2YIW

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/SX4B2YIWTA2PUWHVQW73ZX2JZM \
  | 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: 95f81d61169834fa58f585bfbcdf49cb3224308ea896c49d24fa625b417b76d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12cf30b75a8c62eac0fda395bff4769aa70e8b81f4bab400ca34d415eaa994bd",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-11-27T02:17:11Z",
    "title_canon_sha256": "87e749799eb9a740dcaa83cd9a21eb375d76de5b9b519a7d0bbd9c553e8f7d22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.15490",
    "kind": "arxiv",
    "version": 1
  }
}