Pith Number

pith:27RUXUUZ

pith:2024:27RUXUUZP3J4S5DATQDFGEGSN6

not attested not anchored not stored refs pending

Accelerating Direct Preference Optimization with Prefix Sharing

Franklin Wang, Sumanth Hegde

arxiv:2410.20305 v2 · 2024-10-27 · cs.LG · 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{27RUXUUZP3J4S5DATQDFGEGSN6}

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

3 papers in Pith

Schedule-Level Shared-Prefix Reuse for LLM RL Training

Tree Training: Accelerating Agentic LLMs Training via Shared Prefix Reuse

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

Receipt and verification

First computed	2026-07-05T09:28:56.715252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e34bd2997ed3c974609c065310d26f8d6e49a8ec6c63d799a3f55ad39907c5

Aliases

arxiv: 2410.20305 · arxiv_version: 2410.20305v2 · doi: 10.48550/arxiv.2410.20305 · pith_short_12: 27RUXUUZP3J4 · pith_short_16: 27RUXUUZP3J4S5DA · pith_short_8: 27RUXUUZ

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/27RUXUUZP3J4S5DATQDFGEGSN6 \
  | 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: d7e34bd2997ed3c974609c065310d26f8d6e49a8ec6c63d799a3f55ad39907c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "419e91b9e07ef219e42e02e9dbea967d58d3b6a94a419180bcccad07d7dde6c5",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-10-27T02:06:17Z",
    "title_canon_sha256": "6203b610855c113bd6aa69026a407731f789a074c5f314f821b1796f305865e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.20305",
    "kind": "arxiv",
    "version": 2
  }
}