Pith Number

pith:C6KAPZUS

pith:2026:C6KAPZUS6UGD4PU2FYM5OJFBHH

not attested not anchored not stored refs pending

What Does Vision Tool-Use Reinforcement Learning Really Learn? Disentangling Tool-Induced and Intrinsic Effects for Crop-and-Zoom

Linge Du, Pengfei Liu, Tianle Li, Weiyu Zhang, Xuyang Shen, Yan Ma

arxiv:2602.01334 v2 · 2026-02-01 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6KAPZUS6UGD4PU2FYM5OJFBHH}

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	2026-05-22T01:03:55.655533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

179407e692f50c3e3e9a2e19d724a139cb3da18e5bbd7da2b53dbd3578245dcb

Aliases

arxiv: 2602.01334 · arxiv_version: 2602.01334v2 · doi: 10.48550/arxiv.2602.01334 · pith_short_12: C6KAPZUS6UGD · pith_short_16: C6KAPZUS6UGD4PU2 · pith_short_8: C6KAPZUS

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/C6KAPZUS6UGD4PU2FYM5OJFBHH \
  | 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: 179407e692f50c3e3e9a2e19d724a139cb3da18e5bbd7da2b53dbd3578245dcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a826c0c629ea54b1d87da194725c7dee6edfdb7bb8d1da47a774fe26b993bd94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-01T17:00:50Z",
    "title_canon_sha256": "796a357f9ec81cb87a0080c125634c8fd023ee183b64e18bc5862163535acc48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.01334",
    "kind": "arxiv",
    "version": 2
  }
}