Pith Number

pith:MRW6BJ2I

pith:2026:MRW6BJ2IGHQXBYNXL5QJ2TJPCQ

not attested not anchored not stored refs pending

General Preference Reinforcement Learning

Ahsan Bilal, Andreas Haupt, Arslan Chaudhry, Emily Fox, John M. Cioffi, Muhammad Ahmed Mohsin, Muhammad Umer, Sanmi Koyejo

arxiv:2605.18721 v1 · 2026-05-18 · 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{MRW6BJ2IGHQXBYNXL5QJ2TJPCQ}

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	2026-05-20T00:06:16.966016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

646de0a74831e170e1b75f609d4d2f1429f7858cc6538c1545464904b46fafa2

Aliases

arxiv: 2605.18721 · arxiv_version: 2605.18721v1 · doi: 10.48550/arxiv.2605.18721 · pith_short_12: MRW6BJ2IGHQX · pith_short_16: MRW6BJ2IGHQXBYNX · pith_short_8: MRW6BJ2I

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/MRW6BJ2IGHQXBYNXL5QJ2TJPCQ \
  | 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: 646de0a74831e170e1b75f609d4d2f1429f7858cc6538c1545464904b46fafa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e138757baea20df8eb4cbe2ac9b4a355d14ebd1895c3d9a73c426cab3a17ba30",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-18T17:50:27Z",
    "title_canon_sha256": "ab95ac02e67827161183e5ba84c0409decc3345e06a42faec1c239d2b4d45013"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18721",
    "kind": "arxiv",
    "version": 1
  }
}