Pith Number

pith:6JXT42M4

pith:2025:6JXT42M4ZY6YUAB72ADPYP4Y3T

not attested not anchored not stored refs pending

From Long to Short: LLMs Excel at Trimming Own Reasoning Chains

Bryan Hooi, Chenyu Wang, Geng Zhan, Sicheng Yu, Wei Han

arxiv:2509.06174 v1 · 2025-09-07 · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JXT42M4ZY6YUAB72ADPYP4Y3T}

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	2026-07-05T12:06:31.060013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f26f3e699cce3d8a003fd006fc3f98dcc81ffac727af47cee78f9147f26f6d73

Aliases

arxiv: 2509.06174 · arxiv_version: 2509.06174v1 · doi: 10.48550/arxiv.2509.06174 · pith_short_12: 6JXT42M4ZY6Y · pith_short_16: 6JXT42M4ZY6YUAB7 · pith_short_8: 6JXT42M4

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/6JXT42M4ZY6YUAB72ADPYP4Y3T \
  | 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: f26f3e699cce3d8a003fd006fc3f98dcc81ffac727af47cee78f9147f26f6d73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49af477b9613114ba78d91cabd8a852945645a3595da79ed2510963389c01050",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-09-07T19:00:44Z",
    "title_canon_sha256": "53ed06c0119b8b8a683636235ac03249471b14feb552aa2e0eb89eb8702a5780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.06174",
    "kind": "arxiv",
    "version": 1
  }
}