Pith Number

pith:PQQ4SUMU

pith:2026:PQQ4SUMULXOSF4JJM6SXJ47R43

not attested not anchored not stored refs pending

SCOUT: Unlocking Enhanced Spatial Reasoning via Structured Chain-of-Thought and Multi-Objective Process Reward

Huining Yuan, Weichen Zhang, Xiao-Ping Zhang, Xinlei Chen, Zile Zhou

arxiv:2608.12220 v1 · 2026-08-12 · cs.CV · 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{PQQ4SUMULXOSF4JJM6SXJ47R43}

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	2026-08-13T01:30:32.613475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c21c951945ddd22f12967a574f3f1e6fb3e0ccf5f069082d97a741fb71d9f0d

Aliases

arxiv: 2608.12220 · arxiv_version: 2608.12220v1 · doi: 10.48550/arxiv.2608.12220 · pith_short_12: PQQ4SUMULXOS · pith_short_16: PQQ4SUMULXOSF4JJ · pith_short_8: PQQ4SUMU

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/PQQ4SUMULXOSF4JJM6SXJ47R43 \
  | 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: 7c21c951945ddd22f12967a574f3f1e6fb3e0ccf5f069082d97a741fb71d9f0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21933ef2daa02a42822ef2afbbcc773b1e29c7dc93e8fb081ea50e7583c3fbb7",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-08-12T16:14:25Z",
    "title_canon_sha256": "89c336730e899ab143c0e8458bedb49fcd56e65c4a8101495a92d82dd6f08d2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.12220",
    "kind": "arxiv",
    "version": 1
  }
}