Pith Number

pith:5M5Z3YFO

pith:2026:5M5Z3YFORKLIFXW4IVMVL3CSXO

not attested not anchored not stored refs pending

Collaborative and Efficient Fine-tuning: Leveraging Task Similarity

Amirhossein Reisizadeh, Asuman Ozdaglar, Chanwoo Park, Gagik Magakyan, Pablo A. Parrilo

arxiv:2602.07218 v2 · 2026-02-06 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5M5Z3YFORKLIFXW4IVMVL3CSXO}

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	2026-06-02T01:03:42.473997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb3b9de0ae8a9682dedc455955ec52bbb0ae5b21f32a9405c5e90dd2b195b656

Aliases

arxiv: 2602.07218 · arxiv_version: 2602.07218v2 · doi: 10.48550/arxiv.2602.07218 · pith_short_12: 5M5Z3YFORKLI · pith_short_16: 5M5Z3YFORKLIFXW4 · pith_short_8: 5M5Z3YFO

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/5M5Z3YFORKLIFXW4IVMVL3CSXO \
  | 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: eb3b9de0ae8a9682dedc455955ec52bbb0ae5b21f32a9405c5e90dd2b195b656

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ff4ef66ee75dd856b10f95e780c2cdc25c77a8035798f4e65a423ae6d759044",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-06T21:59:40Z",
    "title_canon_sha256": "ec06d529cf50d205bdebafb5ea236659361c827344c270cce051341196c7cbed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07218",
    "kind": "arxiv",
    "version": 2
  }
}