Pith Number

pith:VHY4NSCY

pith:2006:VHY4NSCYZM3DECLQODPEMK4A4H

not attested not anchored not stored refs pending

A Shack-Hartmann wavefront sensor projected onto the sky with reduced focal anisoplanatism

G. D. Love, R. M. Myers, R. W. Wilson, T. Butterley, T. J. Morris

arxiv:astro-ph/0602238 v1 · 2006-02-10 · 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{VHY4NSCYZM3DECLQODPEMK4A4H}

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	2026-07-04T16:57:58.270173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9f1c6c858cb3632097070de462b80e1ff99c3f40b8ad0e8bed1af6900d1848d

Aliases

arxiv: astro-ph/0602238 · arxiv_version: astro-ph/0602238v1 · doi: 10.48550/arxiv.astro-ph/0602238 · pith_short_12: VHY4NSCYZM3D · pith_short_16: VHY4NSCYZM3DECLQ · pith_short_8: VHY4NSCY

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/VHY4NSCYZM3DECLQODPEMK4A4H \
  | 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: a9f1c6c858cb3632097070de462b80e1ff99c3f40b8ad0e8bed1af6900d1848d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa3262118ef0944e7d6f9bc70048496cf02a830282f9b2506d40eee18b62a808",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-10T12:20:32Z",
    "title_canon_sha256": "beabb78d4740be6ce1351c383429ad2ec46ec7f0ef698e9c93cfab2e7590b1ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602238",
    "kind": "arxiv",
    "version": 1
  }
}