Pith Number

pith:KOY6XSAZ

pith:2024:KOY6XSAZOXHTFU4HFPS4FBWWLV

not attested not anchored not stored refs pending

Mixed Preference Optimization: Reinforcement Learning with Data Selection and Better Reference Model

Cam-Tu Nguyen, Qi Gou

arxiv:2403.19443 v2 · 2024-03-28 · 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{KOY6XSAZOXHTFU4HFPS4FBWWLV}

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.

Cited by

5 papers in Pith

TPMM-DPO: Trajectory-aware Preference-guided Model Merging for Iterative Direct Preference Optimization

General Preference Reinforcement Learning

Pref-CTRL: Preference Driven LLM Alignment using Representation Editing

Receipt and verification

First computed	2026-07-05T10:03:41.742582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53b1ebc81975cf32d3872be5c286d65d5c6b6c39a657d7c29d003e2d6ffe8f5d

Aliases

arxiv: 2403.19443 · arxiv_version: 2403.19443v2 · doi: 10.48550/arxiv.2403.19443 · pith_short_12: KOY6XSAZOXHT · pith_short_16: KOY6XSAZOXHTFU4H · pith_short_8: KOY6XSAZ

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/KOY6XSAZOXHTFU4HFPS4FBWWLV \
  | 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: 53b1ebc81975cf32d3872be5c286d65d5c6b6c39a657d7c29d003e2d6ffe8f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ac2b734f695d3da3621e665b89f764be640092f87a6837dec79141cc9b6cf29",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-03-28T14:15:10Z",
    "title_canon_sha256": "62d115003dfcd3c5d7fdb53e1ac68e35a6cb31ffdda8c3ff78a41d95a35522a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.19443",
    "kind": "arxiv",
    "version": 2
  }
}