Pith Number

pith:VGFOUE6A

pith:2017:VGFOUE6AQN2DNZNA3RXFRMUCJD

not attested not anchored not stored refs pending

Quantifying telescope phase discontinuities external to AO-systems by use of Phase Diversity and Focal Plane Sharpening

Arthur Vigan, Carlos Correia, Charlotte Bond, David Andersen, Jean-Francois Sauvage, Jean-Pierre Veran, Laurent Mugnier, Marcos van Dam, Masen Lamb, Peter Wizinowich

arxiv:1707.06679 v1 · 2017-07-20 · 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{VGFOUE6AQN2DNZNA3RXFRMUCJD}

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	2026-05-18T00:39:51.985915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a98aea13c0837436e5a0dc6e58b28248c99bc9ba7cc13f8805f15cae289f5f3b

Aliases

arxiv: 1707.06679 · arxiv_version: 1707.06679v1 · doi: 10.48550/arxiv.1707.06679 · pith_short_12: VGFOUE6AQN2D · pith_short_16: VGFOUE6AQN2DNZNA · pith_short_8: VGFOUE6A

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/VGFOUE6AQN2DNZNA3RXFRMUCJD \
  | 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: a98aea13c0837436e5a0dc6e58b28248c99bc9ba7cc13f8805f15cae289f5f3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b0d564de23f3b4861ad0ec728db618e4a9cd75077466cc6cd584f1bb89f12dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-07-20T19:06:33Z",
    "title_canon_sha256": "e918780de470a4e9a33933a5f44dc08bfd2af864cccd9c179ac17294c3e23fb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06679",
    "kind": "arxiv",
    "version": 1
  }
}