Pith Number

pith:3V2WUZTW

pith:2026:3V2WUZTWJ3UY6VTNHWZKTIJO2P

not attested not anchored not stored refs pending

Hyper-ES: Effective Evolution Strategies for LLM Reasoning via Descent Direction Merging

Mingxuan Yuan, Xialiang Tong, Yu Gu, Yunpeng Ba, Zhenkun Wang, Zhi Zheng

arxiv:2608.05541 v1 · 2026-08-06 · 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{3V2WUZTWJ3UY6VTNHWZKTIJO2P}

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	2026-08-07T00:48:36.634323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd756a66764ee98f566d3db2a9a12ed3eeeff2f56d3306127ccabdc23b8267bb

Aliases

arxiv: 2608.05541 · arxiv_version: 2608.05541v1 · doi: 10.48550/arxiv.2608.05541 · pith_short_12: 3V2WUZTWJ3UY · pith_short_16: 3V2WUZTWJ3UY6VTN · pith_short_8: 3V2WUZTW

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/3V2WUZTWJ3UY6VTNHWZKTIJO2P \
  | 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: dd756a66764ee98f566d3db2a9a12ed3eeeff2f56d3306127ccabdc23b8267bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31ede34a048041441fb2d0d3aa1f3a81e1439b5e59df065cd1a7c3e2661d593f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-08-06T02:39:10Z",
    "title_canon_sha256": "d83f4aac43d2bacdf99413d814c60dccaca879be6eeab59e497e9cde088fa204"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05541",
    "kind": "arxiv",
    "version": 1
  }
}