Pith Number

pith:BJUM7CIO

pith:2026:BJUM7CIOBERRTIVPF6YQMMDD3X

not attested not anchored not stored refs pending

S-GAI: Spectral Geometry-Aware Initialization for Sigmoidal MLPs -- From Dataset Geometry to Network Weights

Yi-Shan Chu

arxiv:2606.28444 v1 · 2026-06-26 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BJUM7CIOBERRTIVPF6YQMMDD3X}

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	2026-06-30T00:15:14.264287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a68cf890e092319a2af2fb1063063ddfc57d975b62e0d8f5cbecc27538d4835

Aliases

arxiv: 2606.28444 · arxiv_version: 2606.28444v1 · doi: 10.48550/arxiv.2606.28444 · pith_short_12: BJUM7CIOBERR · pith_short_16: BJUM7CIOBERRTIVP · pith_short_8: BJUM7CIO

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/BJUM7CIOBERRTIVPF6YQMMDD3X \
  | 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: 0a68cf890e092319a2af2fb1063063ddfc57d975b62e0d8f5cbecc27538d4835

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74fc7d8898be5cedb68b85c5a61dfc9f4825c09d6f0f56ef0cdd3803d742bf04",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-26T08:25:00Z",
    "title_canon_sha256": "6a4ec5b5cf37a90ec819f868fde222834ebba78f933547acdec6442e4f9adcd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28444",
    "kind": "arxiv",
    "version": 1
  }
}