Pith Number

pith:NRKPXRUE

pith:2024:NRKPXRUEZTSLQEYDL4TY2MTJND

not attested not anchored not stored refs pending

Multi-Preference Optimization: Generalizing DPO via Set-Level Contrasts

Chetan Bansal, Nagarajan Natarajan, Rahul Madhavan, Saravan Rajmohan, Taneesh Gupta, Xuchao Zhang

arxiv:2412.04628 v4 · 2024-12-05 · cs.LG · cs.AI · 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{NRKPXRUEZTSLQEYDL4TY2MTJND}

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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.

Cited by

2 papers in Pith

Beyond Pairs: Your Language Model is Secretly Optimizing a Preference Graph

GroupDPO: Memory efficient Group-wise Direct Preference Optimization

Receipt and verification

First computed	2026-07-05T11:24:09.785839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c54fbc684cce4b813035f278d326968d197afb80d5ff686d40288fab00b17a4

Aliases

arxiv: 2412.04628 · arxiv_version: 2412.04628v4 · doi: 10.48550/arxiv.2412.04628 · pith_short_12: NRKPXRUEZTSL · pith_short_16: NRKPXRUEZTSLQEYD · pith_short_8: NRKPXRUE

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/NRKPXRUEZTSLQEYDL4TY2MTJND \
  | 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: 6c54fbc684cce4b813035f278d326968d197afb80d5ff686d40288fab00b17a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09d914937117c78ab329abaf67f1d6e02c14dae08841a17410929cf43269947a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-12-05T21:50:22Z",
    "title_canon_sha256": "182ac3e49c2769bffa390ca94b42c0826b59ca522a2b4bda6a7f8b0589261ef8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.04628",
    "kind": "arxiv",
    "version": 4
  }
}