Pith Number

pith:XVYM7ZT7

pith:2025:XVYM7ZT7ANBDOLVRQF7K7PVLPL

not attested not anchored not stored refs pending

What Makes a Good Reasoning Chain? Uncovering Structural Patterns in Long Chain-of-Thought Reasoning

Defu Lian, Fuzheng Zhang, Gangwei Jiang, Linqi Song, Qi Wang, Yahui Liu, Ying Wei, Zhaoyi Li

arxiv:2505.22148 v1 · 2025-05-28 · 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{XVYM7ZT7ANBDOLVRQF7K7PVLPL}

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

2 papers in Pith

Which Reasoning Trajectories Teach Students to Reason Better? A Simple Metric of Informative Alignment

STOP: Structured On-Policy Pruning of Long-Form Reasoning in Low-Data Regimes

Receipt and verification

First computed	2026-07-05T11:11:10.676246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd70cfe67f0342372eb1817eafbeab7afee42f30e19e661d3b6dd9d20c41c094

Aliases

arxiv: 2505.22148 · arxiv_version: 2505.22148v1 · doi: 10.48550/arxiv.2505.22148 · pith_short_12: XVYM7ZT7ANBD · pith_short_16: XVYM7ZT7ANBDOLVR · pith_short_8: XVYM7ZT7

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/XVYM7ZT7ANBDOLVRQF7K7PVLPL \
  | 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: bd70cfe67f0342372eb1817eafbeab7afee42f30e19e661d3b6dd9d20c41c094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfabbcb64fa57c235ea2e65c6b235e3051e82118e7eb5b334f3c148afbb3d662",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-28T09:12:31Z",
    "title_canon_sha256": "79e9fdd9ea23d0e07f92473b44ff1baeb2e0bd0e27170f5d72f4bf3c05ae1f90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22148",
    "kind": "arxiv",
    "version": 1
  }
}