Pith Number

pith:TNXM66DT

pith:2026:TNXM66DT4Y7CU7ZIPYEMOPUCCM

not attested not anchored not stored refs pending

Looking Is Not Picking: An Attention-Segment Account of Tool-Selection Failures in LLM Agents

Shiyang Chen

arxiv:2606.16364 v2 · 2026-06-15 · cs.AI · cs.CR · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TNXM66DT4Y7CU7ZIPYEMOPUCCM}

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	2026-06-30T01:16:31.950160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b6ecf7873e63e2a7f287e08c73e821300346c157711dd8966300e6f0ea5dc88

Aliases

arxiv: 2606.16364 · arxiv_version: 2606.16364v2 · doi: 10.48550/arxiv.2606.16364 · pith_short_12: TNXM66DT4Y7C · pith_short_16: TNXM66DT4Y7CU7ZI · pith_short_8: TNXM66DT

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/TNXM66DT4Y7CU7ZIPYEMOPUCCM \
  | 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: 9b6ecf7873e63e2a7f287e08c73e821300346c157711dd8966300e6f0ea5dc88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88dcba27e04e55d0da457c31e56f1c65fc548e7bacda62e415d2b19fa19b432b",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-15T07:58:56Z",
    "title_canon_sha256": "b99acedf3f69a8c18503948181b348901e530011ccf411097d5246bbb35dd810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.16364",
    "kind": "arxiv",
    "version": 2
  }
}