Pith Number

pith:G4WKK6I7

pith:2026:G4WKK6I77BVNCX5ZJ2LBGSX4RU

not attested not anchored not stored refs pending

Control problem in millimeter-wave adaptive optics

Ichiro Jikuya, Yoichi Tamura

arxiv:2606.09515 v1 · 2026-06-08 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G4WKK6I77BVNCX5ZJ2LBGSX4RU}

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	2026-06-09T02:08:52.865244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

372ca5791ff86ad15fb94e96134afc8d3f06a128b1e5c67dbf3282ed12564275

Aliases

arxiv: 2606.09515 · arxiv_version: 2606.09515v1 · doi: 10.48550/arxiv.2606.09515 · pith_short_12: G4WKK6I77BVN · pith_short_16: G4WKK6I77BVNCX5Z · pith_short_8: G4WKK6I7

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/G4WKK6I77BVNCX5ZJ2LBGSX4RU \
  | 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: 372ca5791ff86ad15fb94e96134afc8d3f06a128b1e5c67dbf3282ed12564275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "474582b7d8f3bbde23340df9637f6e6edccfda2ef646b17716b06a15af33b408",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-08T14:06:37Z",
    "title_canon_sha256": "aee6cbaea17853430bc4ab3301b9e0e4a62d2d355a4c752973fc70d54f0eaaa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09515",
    "kind": "arxiv",
    "version": 1
  }
}