Pith Number

pith:GFCOB7U2

pith:2025:GFCOB7U2ZC5AXDWNJ75UFJHGPT

not attested not anchored not stored refs pending

Reviving The Classics: Active Reward Modeling in Large Language Model Alignment

Hao Sun, Jean-Fran\c{c}ois Ton, Yunyi Shen

arxiv:2502.04354 v1 · 2025-02-04 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFCOB7U2ZC5AXDWNJ75UFJHGPT}

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	2026-07-05T10:10:50.181752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3144e0fe9ac8ba0b8ecd4ffb42a4e67cc96a44b6fcf446b1dfb858d5ebeda869

Aliases

arxiv: 2502.04354 · arxiv_version: 2502.04354v1 · doi: 10.48550/arxiv.2502.04354 · pith_short_12: GFCOB7U2ZC5A · pith_short_16: GFCOB7U2ZC5AXDWN · pith_short_8: GFCOB7U2

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/GFCOB7U2ZC5AXDWNJ75UFJHGPT \
  | 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: 3144e0fe9ac8ba0b8ecd4ffb42a4e67cc96a44b6fcf446b1dfb858d5ebeda869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c08e5c777593b618b4b7b6b1c13762e44f3c499e596c89aaeb45c887cc9c1ef0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-04T18:47:11Z",
    "title_canon_sha256": "64c3d3247060000a146c289e20a36dd2e1d5dcef11c154d90fd68fe01dfe4030"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04354",
    "kind": "arxiv",
    "version": 1
  }
}