Pith Number

pith:5H7XJW3S

pith:2026:5H7XJW3S6KIXYZGLL3CCOAEWZ6

not attested not anchored not stored refs pending

Hypothesis-Driven Skill Optimization for LLM Agents

Fangxin Shang, Yehui Yang

arxiv:2606.22330 v1 · 2026-06-21 · cs.AI · 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{5H7XJW3S6KIXYZGLL3CCOAEWZ6}

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	2026-06-23T02:13:35.013590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ff74db72f2917c64cb5ec4270096cfa5351df47fcdcb805ea3c041eda00bc5

Aliases

arxiv: 2606.22330 · arxiv_version: 2606.22330v1 · doi: 10.48550/arxiv.2606.22330 · pith_short_12: 5H7XJW3S6KIX · pith_short_16: 5H7XJW3S6KIXYZGL · pith_short_8: 5H7XJW3S

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/5H7XJW3S6KIXYZGLL3CCOAEWZ6 \
  | 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: e9ff74db72f2917c64cb5ec4270096cfa5351df47fcdcb805ea3c041eda00bc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "831b50d39ac6a61fe59825a4d8ddc2764062320222076cc01809b3f8834e7522",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-21T04:43:20Z",
    "title_canon_sha256": "5dac3a4469d8b7a5a06a4945c4c74d875410064b0d45c1ccb4e35beea513f458"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22330",
    "kind": "arxiv",
    "version": 1
  }
}