Pith Number

pith:BL232D7U

pith:2025:BL232D7UC4QNZVHH4SGSBLFY2B

not attested not anchored not stored refs pending

Shapley-based Data Valuation for LLM Alignment via Sequential Preference Optimization

Benjamin Heymann, Maxime Vono, M\'elissa Tamine, Otmane Sakhi, Patrick Loiseau

arxiv:2512.15765 v3 · 2025-12-12 · cs.LG · cs.GT · 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{BL232D7UC4QNZVHH4SGSBLFY2B}

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	2026-07-07T02:17:15.434839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0af5bd0ff41720dcd4e7e48d20acb8d0678d2b759161f806bc18f90355b39b6d

Aliases

arxiv: 2512.15765 · arxiv_version: 2512.15765v3 · doi: 10.48550/arxiv.2512.15765 · pith_short_12: BL232D7UC4QN · pith_short_16: BL232D7UC4QNZVHH · pith_short_8: BL232D7U

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/BL232D7UC4QNZVHH4SGSBLFY2B \
  | 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: 0af5bd0ff41720dcd4e7e48d20acb8d0678d2b759161f806bc18f90355b39b6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65c54d1d9780e3cfeb00fff415bef803b8975d401a8494779031dcfe56197205",
    "cross_cats_sorted": [
      "cs.GT",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-12-12T10:13:54Z",
    "title_canon_sha256": "e1636424fe004fdb8305b81909f27ed522b635d1262fa69d0009b50bcb5afe90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.15765",
    "kind": "arxiv",
    "version": 3
  }
}