Pith Number

pith:PO7XVBDW

pith:2008:PO7XVBDWHTQVPNDO6DAY7WG5GQ

not attested not anchored not stored refs pending

Getting Lucky with Adaptive Optics: Fast AO Image Selection in the Visible with a Large Telescope

A. M. Moore, C.D. Mackay, H. Woodruff, J.G. Robertson, J. P. Lloyd, M. Ireland, N.M. Law, P. Tuthill, R.G. Dekany

arxiv:0805.1921 v1 · 2008-05-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PO7XVBDWHTQVPNDO6DAY7WG5GQ}

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	2026-05-18T04:29:33.643746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bbf7a84763ce157b46ef0c18fd8dd342f9139a8d3913f7e530c2692c1b30967

Aliases

arxiv: 0805.1921 · arxiv_version: 0805.1921v1 · doi: 10.48550/arxiv.0805.1921 · pith_short_12: PO7XVBDWHTQV · pith_short_16: PO7XVBDWHTQVPNDO · pith_short_8: PO7XVBDW

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/PO7XVBDWHTQVPNDO6DAY7WG5GQ \
  | 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: 7bbf7a84763ce157b46ef0c18fd8dd342f9139a8d3913f7e530c2692c1b30967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd015fbec9044f6e92cd0e21f21a54e207b9a298cf1c3043f32bbb987bbcda53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-13T20:00:39Z",
    "title_canon_sha256": "3c24f1edf85dff98665592b6fa173496677f2a8b9ac24626d3448ebe382de4a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.1921",
    "kind": "arxiv",
    "version": 1
  }
}