Pith Number

pith:NDAVUMZM

pith:2026:NDAVUMZMO34BUU73CGVVTJYBYX

not attested not anchored not stored refs pending

Are Tools Always Beneficial? Learning to Invoke Tools Adaptively for Dual-Mode Multimodal LLM Reasoning

Jian Zhang, Lei Bai, Qinghe Ma, Yiming Wu, Yinghuan Shi, Zhen Zhao

arxiv:2605.19852 v1 · 2026-05-19 · 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{NDAVUMZMO34BUU73CGVVTJYBYX}

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	2026-05-20T01:06:17.700708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c15a332c76f81a53fb11ab59a701c5d14563bccc3ef38f3db62056f1132149

Aliases

arxiv: 2605.19852 · arxiv_version: 2605.19852v1 · doi: 10.48550/arxiv.2605.19852 · pith_short_12: NDAVUMZMO34B · pith_short_16: NDAVUMZMO34BUU73 · pith_short_8: NDAVUMZM

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/NDAVUMZMO34BUU73CGVVTJYBYX \
  | 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: 68c15a332c76f81a53fb11ab59a701c5d14563bccc3ef38f3db62056f1132149

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55fe8192ce2e9e61b7f4b91d20ec455ddc2f6e1db850bc2c196bf0198f1f5507",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-19T13:44:26Z",
    "title_canon_sha256": "92434cd1ab73bd26e1c6ee8b3384e6078aded1afc6bbf0054644a68ab7b98b44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19852",
    "kind": "arxiv",
    "version": 1
  }
}