Pith Number

pith:NG2Y4XHF

pith:2026:NG2Y4XHFBABPWVMLGJQECUEVCO

not attested not anchored not stored refs pending

Weightless Fine-Tuning: Personalizing LLMs via Logit-Space Transport

Anqi Ni, Bohan Zhang, Paramveer S. Dhillon, Yixin Wang

arxiv:2608.11342 v1 · 2026-08-11 · cs.LG · 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{NG2Y4XHFBABPWVMLGJQECUEVCO}

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	2026-08-13T00:21:38.776445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b58e5ce50802fb558b3260415095138418a770cbece188388748aff86c4852

Aliases

arxiv: 2608.11342 · arxiv_version: 2608.11342v1 · doi: 10.48550/arxiv.2608.11342 · pith_short_12: NG2Y4XHFBABP · pith_short_16: NG2Y4XHFBABPWVML · pith_short_8: NG2Y4XHF

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/NG2Y4XHFBABPWVMLGJQECUEVCO \
  | 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: 69b58e5ce50802fb558b3260415095138418a770cbece188388748aff86c4852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f363dc673836fd961778103ce2fbf30cbdb69fa36c26148299218f6126ee131b",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-11T18:49:03Z",
    "title_canon_sha256": "e66800301e3b660df40ab73808bc6706780862ae3571d25f8bc1cf36df084334"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.11342",
    "kind": "arxiv",
    "version": 1
  }
}