Pith Number

pith:XFCM2VVN

pith:2026:XFCM2VVNAWVRSUBYK4DHIOL2ZV

not attested not anchored not stored refs pending

Characterizing, Evaluating, and Optimizing Complex Reasoning

Haoran Zhang, Shunkai Zhang, Xiaoye Qu, Yafu Li, Yu Cheng, Zhilin Wang, Zhi Wang

arxiv:2602.08498 v2 · 2026-02-09 · 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{XFCM2VVNAWVRSUBYK4DHIOL2ZV}

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	2026-06-04T01:08:41.572845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b944cd56ad05ab195038570674397acd6e6f64e194fb1da661027fe94870a9d6

Aliases

arxiv: 2602.08498 · arxiv_version: 2602.08498v2 · doi: 10.48550/arxiv.2602.08498 · pith_short_12: XFCM2VVNAWVR · pith_short_16: XFCM2VVNAWVRSUBY · pith_short_8: XFCM2VVN

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/XFCM2VVNAWVRSUBYK4DHIOL2ZV \
  | 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: b944cd56ad05ab195038570674397acd6e6f64e194fb1da661027fe94870a9d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e89eb552195926ff8de8cb772eb4ad71a6b6f659c6d54ca5a8a25d129f4d4a30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-09T10:51:14Z",
    "title_canon_sha256": "738357a5e585250e60a70c549b7d05f56c3029426ea126b0a855871aec8caeb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.08498",
    "kind": "arxiv",
    "version": 2
  }
}