Pith Number

pith:NRUZYKPB

pith:2025:NRUZYKPB7ALBEX6RHPXB4GPMQ6

not attested not anchored not stored refs pending

MPO: An Efficient Post-Processing Framework for Mixing Diverse Preference Alignment

Dongnan Gui, Linjun Zhang, Shuhang Lin, Tianze Wang, Yifan Hu

arxiv:2502.18699 v3 · 2025-02-25 · cs.CL · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRUZYKPB7ALBEX6RHPXB4GPMQ6}

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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

1 paper in Pith

Reinforcement Learning from Human Feedback: A Statistical Perspective

Receipt and verification

First computed	2026-07-05T11:40:52.522931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c699c29e1f816125fd13bee1e19ec8788325e557d5ec2ee75d396326bee0119

Aliases

arxiv: 2502.18699 · arxiv_version: 2502.18699v3 · doi: 10.48550/arxiv.2502.18699 · pith_short_12: NRUZYKPB7ALB · pith_short_16: NRUZYKPB7ALBEX6R · pith_short_8: NRUZYKPB

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/NRUZYKPB7ALBEX6RHPXB4GPMQ6 \
  | 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: 6c699c29e1f816125fd13bee1e19ec8788325e557d5ec2ee75d396326bee0119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f78e6527eb5b997108348ee26d8de3613d2648e1b1cd9c27f147f50f6c1f9025",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-25T23:22:12Z",
    "title_canon_sha256": "02bfe07752e3a9f2163504478ba56f4b90e3facb6a89af201ded265dad170854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.18699",
    "kind": "arxiv",
    "version": 3
  }
}