Pith Number

pith:AB5U4DTN

pith:2026:AB5U4DTNRN7QCYHN5UNZWE4PR4

not attested not anchored not stored refs pending

Single-Rollout Hidden-State Dynamics for Training-Free RLVR Data Selection

Daniel F. Schmidt, Jianfei Cai, Jianghao Wu, Jin Ye, Weiqiang Wang, Yasmeen George

arxiv:2605.28631 v1 · 2026-05-27 · 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{AB5U4DTNRN7QCYHN5UNZWE4PR4}

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	2026-05-28T02:04:58.351496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

007b4e0e6d8b7f0160eded1b9b138f8f09f4c84269cf4edd941e7665d7cbccb1

Aliases

arxiv: 2605.28631 · arxiv_version: 2605.28631v1 · doi: 10.48550/arxiv.2605.28631 · pith_short_12: AB5U4DTNRN7Q · pith_short_16: AB5U4DTNRN7QCYHN · pith_short_8: AB5U4DTN

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/AB5U4DTNRN7QCYHN5UNZWE4PR4 \
  | 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: 007b4e0e6d8b7f0160eded1b9b138f8f09f4c84269cf4edd941e7665d7cbccb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "666cfcdfd3a130edfec5623c21c7e4b29515d3d1bc946c0d6f97b2f0c94c4b5f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-27T15:38:09Z",
    "title_canon_sha256": "0dac031a26eea15924f6194a61745982a64346e3eaaea0bd8fa8bcf901ed5296"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28631",
    "kind": "arxiv",
    "version": 1
  }
}