Pith Number

pith:E7WKZCNA

pith:2025:E7WKZCNA2BRVRARBGYHLJUVZUV

not attested not anchored not stored refs pending

Clear Preferences Leave Traces: Reference Model-Guided Sampling for Preference Learning

Dongsub Shim, Honglak Lee, Nirav Diwan, Tolga Ergen

arxiv:2501.15109 v1 · 2025-01-25 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7WKZCNA2BRVRARBGYHLJUVZUV}

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	2026-07-05T10:05:24.539594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27ecac89a0d063588221360eb4d2b9a54defdc7a5a2f42ec7c944cd8f05879c4

Aliases

arxiv: 2501.15109 · arxiv_version: 2501.15109v1 · doi: 10.48550/arxiv.2501.15109 · pith_short_12: E7WKZCNA2BRV · pith_short_16: E7WKZCNA2BRVRARB · pith_short_8: E7WKZCNA

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/E7WKZCNA2BRVRARBGYHLJUVZUV \
  | 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: 27ecac89a0d063588221360eb4d2b9a54defdc7a5a2f42ec7c944cd8f05879c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d93289248af8c8a8b7546ed76c4a80846bb364183a1007eee7caea655130ad47",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-25T07:21:50Z",
    "title_canon_sha256": "13143215c9c82b0351a96d857f10c176e59b50b24e1b1adfbb6b541486b1c7d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15109",
    "kind": "arxiv",
    "version": 1
  }
}