Pith Number

pith:O2K7OBCS

pith:2026:O2K7OBCSJIORKYW3HR65WW7NG6

not attested not anchored not stored refs pending

When Does Learning to Stop Help? A Cost-Aware Study of Early Exits in Reasoning Models

Fang Qin (Stanford University), Manish Shah (Independent Researcher), Zhe Dong (University of Maine at Presque Isle)

arxiv:2606.30852 v1 · 2026-06-29 · cs.AI · cs.CL · 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{O2K7OBCSJIORKYW3HR65WW7NG6}

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	2026-07-01T00:17:19.500187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7695f704524a1d1562db3c7ddb5bed378e6e3906404f3940acfb730d9bba7797

Aliases

arxiv: 2606.30852 · arxiv_version: 2606.30852v1 · doi: 10.48550/arxiv.2606.30852 · pith_short_12: O2K7OBCSJIOR · pith_short_16: O2K7OBCSJIORKYW3 · pith_short_8: O2K7OBCS

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/O2K7OBCSJIORKYW3HR65WW7NG6 \
  | 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: 7695f704524a1d1562db3c7ddb5bed378e6e3906404f3940acfb730d9bba7797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c03846630cc1ca3c84cb1d9662a8b99c4c7da827d62f8cb9f2080fab58ea02",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-29T19:33:42Z",
    "title_canon_sha256": "fe16fe075b038791f5b60e516f70068e42381e348cb2d80b65c464982f0f2316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30852",
    "kind": "arxiv",
    "version": 1
  }
}