Pith Number

pith:UL7GSGNZ

pith:2026:UL7GSGNZZDDOMQRDDIZIJKMAU2

not attested not anchored not stored refs pending

Pessimism's Paradox: Conservative Offline Training Amplifies Reward Hacking During Online Adaptation in Reasoning Models

Aman Chadha, Divya Chaudhary, Subramanyam Sahoo, Vinija Jain

arxiv:2606.30627 v1 · 2026-06-29 · 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{UL7GSGNZZDDOMQRDDIZIJKMAU2}

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	2026-06-30T02:18:23.443912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2fe6919b9c8c6e642231a3284a980a69962ce910abf2f47335ab30e1b00edcd

Aliases

arxiv: 2606.30627 · arxiv_version: 2606.30627v1 · doi: 10.48550/arxiv.2606.30627 · pith_short_12: UL7GSGNZZDDO · pith_short_16: UL7GSGNZZDDOMQRD · pith_short_8: UL7GSGNZ

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/UL7GSGNZZDDOMQRDDIZIJKMAU2 \
  | 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: a2fe6919b9c8c6e642231a3284a980a69962ce910abf2f47335ab30e1b00edcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee2c30f89e66c211d75b390391b49d43c7ca98b185034cabcac70ba3eb6450c7",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-29T17:56:03Z",
    "title_canon_sha256": "7367e9c6d242e93e0611c8460ee0bf65a6433389e353b3966ca68fb601491ae9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30627",
    "kind": "arxiv",
    "version": 1
  }
}