Pith Number

pith:YYWX7TX2

pith:2026:YYWX7TX2KTAF5D3C24UEE553XJ

not attested not anchored not stored refs pending

Provable Benefits of RLVR over SFT for Reasoning Models: Learning to Backtrack Efficiently

Juno Kim, Stanley Wei

arxiv:2606.22938 v1 · 2026-06-22 · 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{YYWX7TX2KTAF5D3C24UEE553XJ}

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	2026-06-23T03:14:04.778536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c62d7fcefa54c05e8f62d7284277bbba4ccc472eaa7f661c4d7d08eddf55b824

Aliases

arxiv: 2606.22938 · arxiv_version: 2606.22938v1 · doi: 10.48550/arxiv.2606.22938 · pith_short_12: YYWX7TX2KTAF · pith_short_16: YYWX7TX2KTAF5D3C · pith_short_8: YYWX7TX2

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/YYWX7TX2KTAF5D3C24UEE553XJ \
  | 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: c62d7fcefa54c05e8f62d7284277bbba4ccc472eaa7f661c4d7d08eddf55b824

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a132852cabe71f5267b4c69e1f0fb7b14a6bae52320d274ef7d44fbc0a1bcaf2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-22T07:16:08Z",
    "title_canon_sha256": "f6c5bccbaac8597adbb5e9d19431854509765351f415f00810edf6954e40f842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22938",
    "kind": "arxiv",
    "version": 1
  }
}