Pith Number

pith:Q6A7JRSA

pith:2026:Q6A7JRSAZFBU5PBU4DELPNJPF4

not attested not anchored not stored refs pending

Zeta: Dual Whitening for Matrix Optimization via Coordinate-Adaptive Preconditioning

Bo Han, Kaiwen Chen, Linxiao Li, Mingkui Tan, Qiuwu Chen, Shuhai Zhang, Yifan Zhang, Ying Sun, Yuchen Li, Zimo Liu

arxiv:2606.14187 v2 · 2026-06-12 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6A7JRSAZFBU5PBU4DELPNJPF4}

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	2026-06-19T16:10:00.761367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8781f4c640c9434ebc34e0c8b7b52f2f3e1fc0b4663c1edd982f09d4be728fde

Aliases

arxiv: 2606.14187 · arxiv_version: 2606.14187v2 · doi: 10.48550/arxiv.2606.14187 · pith_short_12: Q6A7JRSAZFBU · pith_short_16: Q6A7JRSAZFBU5PBU · pith_short_8: Q6A7JRSA

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/Q6A7JRSAZFBU5PBU4DELPNJPF4 \
  | 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: 8781f4c640c9434ebc34e0c8b7b52f2f3e1fc0b4663c1edd982f09d4be728fde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64ace18a111423d74718aa8158af159bc1447268c5ac66e140a5ac535412a833",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-12T07:10:17Z",
    "title_canon_sha256": "eead7383afe4d5ea5fb957f2325c5c4e50c23e37b656d7cf2ec686d301551dac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.14187",
    "kind": "arxiv",
    "version": 2
  }
}