Pith Number

pith:CMRUNDFA

pith:2024:CMRUNDFAOOFWYD6C2O6PKNFJVP

not attested not anchored not stored refs pending

Direct Preference Optimization for LLM-Enhanced Recommendation Systems

Chao Sun, Shilin Xu, Tianmeng Yang, Yaming Yang, Yaobo Liang, Yunhai Tong

arxiv:2410.05939 v2 · 2024-10-08 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMRUNDFAOOFWYD6C2O6PKNFJVP}

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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

MASS-DPO: Multi-negative Active Sample Selection for Direct Policy Optimization

Receipt and verification

First computed	2026-07-05T10:43:02.048460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1323468ca0738b6c0fc2d3bcf534a9abce934f9cdfd6bc1b50c606b72d6be310

Aliases

arxiv: 2410.05939 · arxiv_version: 2410.05939v2 · doi: 10.48550/arxiv.2410.05939 · pith_short_12: CMRUNDFAOOFW · pith_short_16: CMRUNDFAOOFWYD6C · pith_short_8: CMRUNDFA

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/CMRUNDFAOOFWYD6C2O6PKNFJVP \
  | 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: 1323468ca0738b6c0fc2d3bcf534a9abce934f9cdfd6bc1b50c606b72d6be310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6caf332f4af98942d199a6a385be0a6f73b212d55966527ae2b563c92237b946",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-10-08T11:42:37Z",
    "title_canon_sha256": "92c5c88cbf0b21dab94856e700ad889f27be2d75169ba4f247a8258e32de52ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.05939",
    "kind": "arxiv",
    "version": 2
  }
}