Pith Number

pith:YTYKBXQY

pith:2025:YTYKBXQYUNNYFBZNZ7HE6XAYVF

not attested not anchored not stored refs pending

ConfPO: Exploiting Policy Model Confidence for Critical Token Selection in Preference Optimization

Chang D. Yoo, Eunseop Yoon, Hee Suk Yoon, Mark Hasegawa-Johnson, Sungwoong Kim

arxiv:2506.08712 v2 · 2025-06-10 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YTYKBXQYUNNYFBZNZ7HE6XAYVF}

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

1 paper in Pith

Failure Modes of Maximum Entropy RLHF

Receipt and verification

First computed	2026-07-05T11:20:14.306040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4f0a0de18a35b82872dcfce4f5c18a94ab3c23fe0b98caba4591200de13168b

Aliases

arxiv: 2506.08712 · arxiv_version: 2506.08712v2 · doi: 10.48550/arxiv.2506.08712 · pith_short_12: YTYKBXQYUNNY · pith_short_16: YTYKBXQYUNNYFBZN · pith_short_8: YTYKBXQY

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/YTYKBXQYUNNYFBZNZ7HE6XAYVF \
  | 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: c4f0a0de18a35b82872dcfce4f5c18a94ab3c23fe0b98caba4591200de13168b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abe9274a37833bd2a20e32eb860d9b05783ec1b16ff377f29ed108c16ef6afbc",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-10T11:54:22Z",
    "title_canon_sha256": "d0348ceacfa6c09a64956ed622d63a1830c54b8cac4aaa8e3aa8853995978487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08712",
    "kind": "arxiv",
    "version": 2
  }
}