Pith Number

pith:552DAJ6C

pith:2026:552DAJ6CMXPTA4RW77MXUCUKXM

not attested not anchored not stored refs pending

TsuGO: Probing Search Efficiency in LLM Reasoning via Go Life-and-Death Problems

Chaoyang Zhang, Jiale Liu, Qingpei Guo, Shunwen Bai, Yarong Wang, Zhen Qin, Ziping Ma

arxiv:2608.13221 v1 · 2026-08-13 · 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{552DAJ6CMXPTA4RW77MXUCUKXM}

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	2026-08-14T01:00:42.438367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef743027c265df307236ffd97a0a8abb3eee533ce09588085636e0af9fdd7bbc

Aliases

arxiv: 2608.13221 · arxiv_version: 2608.13221v1 · doi: 10.48550/arxiv.2608.13221 · pith_short_12: 552DAJ6CMXPT · pith_short_16: 552DAJ6CMXPTA4RW · pith_short_8: 552DAJ6C

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/552DAJ6CMXPTA4RW77MXUCUKXM \
  | 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: ef743027c265df307236ffd97a0a8abb3eee533ce09588085636e0af9fdd7bbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38596eb4b0961f58ad7986ba7c5114776dd12e29149e4bc1e85486a49ac7a8c5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-08-13T13:24:47Z",
    "title_canon_sha256": "ac1cc7cd600f775d5db6073183d474591104eae550f2cde157a6bd912f899aeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.13221",
    "kind": "arxiv",
    "version": 1
  }
}