Pith Number

pith:O6PD75NU

pith:2025:O6PD75NUVVYELB2PRVOAZULQGN

not attested not anchored not stored refs pending

Similarity as Reward Alignment: Robust and Versatile Preference-based Reinforcement Learning

Fabian H. Sinz, R. James Cotton, Sara Rajaram

arxiv:2506.12529 v1 · 2025-06-14 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6PD75NUVVYELB2PRVOAZULQGN}

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	2026-07-05T11:21:54.797276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

779e3ff5b4ad7045874f8d5c0cd1703375b4db2f5d71f53282974c498bbca745

Aliases

arxiv: 2506.12529 · arxiv_version: 2506.12529v1 · doi: 10.48550/arxiv.2506.12529 · pith_short_12: O6PD75NUVVYE · pith_short_16: O6PD75NUVVYELB2P · pith_short_8: O6PD75NU

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/O6PD75NUVVYELB2PRVOAZULQGN \
  | 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: 779e3ff5b4ad7045874f8d5c0cd1703375b4db2f5d71f53282974c498bbca745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30b356cc32bab2f795881cc56da4c799153b112c32cd89ca8f4b113812c804d2",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-14T15:01:59Z",
    "title_canon_sha256": "bc309420d9cc02962384f829a357d4299213867966c99fc863b0dbcbe10823d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.12529",
    "kind": "arxiv",
    "version": 1
  }
}