Pith Number

pith:M2FKHBTF

pith:2025:M2FKHBTFYK3ZUSA7X3NRBBJSPD

not attested not anchored not stored refs pending

Think or Not? Exploring Thinking Efficiency in Large Reasoning Models via an Information-Theoretic Lens

Jinlin Li, Xian Wu, Xiao Zhou, Xixian Yong, Yefeng Zheng, Yingying Zhang

arxiv:2505.18237 v1 · 2025-05-23 · cs.CL · cs.AI · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2FKHBTFYK3ZUSA7X3NRBBJSPD}

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.

Cited by

6 papers in Pith

Small RL Controller, Large Language Model: RL-Guided Adaptive Sampling for Test-Time Scaling

Entropy After </Think> for reasoning model early exiting

Know When To Fold 'Em: Token-Efficient LLM Synthetic Data Generation via Multi-Stage In-Flight Rejection

LLMs Improving LLMs: Agentic Discovery for Test-Time Scaling

Receipt and verification

First computed	2026-07-05T11:08:43.320006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

668aa38665c2b79a481fbedb10853278da651ad6ce7220abeba1bfc2d63a6b35

Aliases

arxiv: 2505.18237 · arxiv_version: 2505.18237v1 · doi: 10.48550/arxiv.2505.18237 · pith_short_12: M2FKHBTFYK3Z · pith_short_16: M2FKHBTFYK3ZUSA7 · pith_short_8: M2FKHBTF

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/M2FKHBTFYK3ZUSA7X3NRBBJSPD \
  | 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: 668aa38665c2b79a481fbedb10853278da651ad6ce7220abeba1bfc2d63a6b35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8600faa758c9953953346f94a75bc3859b5648a2f0dc1c47803185cedf5e1c52",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-23T13:38:56Z",
    "title_canon_sha256": "39ac34446b9e76f936ef4e6b461e7d38b3f0b7ab20a59f6dea55c3aead318cf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.18237",
    "kind": "arxiv",
    "version": 1
  }
}