Pith Number

pith:QYVVT3Y4

pith:2026:QYVVT3Y4YA7KOZ6XUTN2WGNMWE

not attested not anchored not stored refs pending

Conditional Equivalence of DPO and RLHF: Implicit Assumption, Failure Modes, and Provable Alignment

Bo Han, Dong Fang, Wei Xue, Yike Guo, Yonggang Zhang, Zhiqin Yang

arxiv:2605.20834 v1 · 2026-05-20 · 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{QYVVT3Y4YA7KOZ6XUTN2WGNMWE}

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	2026-05-21T01:05:23.735349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

862b59ef1cc03ea767d7a4dbab19acb12769f1117f90d7c8263830628914f982

Aliases

arxiv: 2605.20834 · arxiv_version: 2605.20834v1 · doi: 10.48550/arxiv.2605.20834 · pith_short_12: QYVVT3Y4YA7K · pith_short_16: QYVVT3Y4YA7KOZ6X · pith_short_8: QYVVT3Y4

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/QYVVT3Y4YA7KOZ6XUTN2WGNMWE \
  | 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: 862b59ef1cc03ea767d7a4dbab19acb12769f1117f90d7c8263830628914f982

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7ace5246ce47d63861cae66addee02f4ebcd9240992adc10f6922c5b9ed5523",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-20T07:26:22Z",
    "title_canon_sha256": "48cf0056f73e3c4e0656a89800ade81c3726e3e9f4fb868b3cef56ffcc0cdd36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20834",
    "kind": "arxiv",
    "version": 1
  }
}