Pith Number

pith:EFMTKBQ4

pith:2026:EFMTKBQ4BGS7QDWJUFNUZ6B6MP

not attested not anchored not stored refs pending

\chisao{}: A GPU-Native Parallel Optimizer for Multimodal Black-Box Functions via Convergence-Anticonvergence Oscillation

Ira Wolfson

arxiv:2606.26164 v1 · 2026-06-24 · cs.LG · cs.NA · math.NA · physics.data-an · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EFMTKBQ4BGS7QDWJUFNUZ6B6MP}

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	2026-06-26T00:15:28.265292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

215935061c09a5f80ec9a15b4cf83e63ce8821aa6adbe804306b974fe793a956

Aliases

arxiv: 2606.26164 · arxiv_version: 2606.26164v1 · doi: 10.48550/arxiv.2606.26164 · pith_short_12: EFMTKBQ4BGS7 · pith_short_16: EFMTKBQ4BGS7QDWJ · pith_short_8: EFMTKBQ4

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/EFMTKBQ4BGS7QDWJUFNUZ6B6MP \
  | 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: 215935061c09a5f80ec9a15b4cf83e63ce8821aa6adbe804306b974fe793a956

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84174916f4e2b4abe1e6f5983cbfb938c65167c69286be6a80f43a6af0597993",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.data-an",
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-24T06:33:29Z",
    "title_canon_sha256": "cde0b4e1ce855a3728576eaa60fa85c557035d56b2d15d2de97754ed5b338ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26164",
    "kind": "arxiv",
    "version": 1
  }
}