Pith Number

pith:PVBVOZ4H

pith:2018:PVBVOZ4H7XYIKZ7CRTDENRX4XQ

not attested not anchored not stored refs pending

SCExAO, an instrument with a dual purpose: perform cutting-edge science and develop new technologies

Alex B. Walter, Ananya Sahoo, Barnaby Norris, Ben Mazin, Christophe Clergeon, David Doelman, Elsa huby, Frans Snik, Frantz Martinache, Hajime Kawahara, Hideki Takami, Jeffrey K. Chilcote, Jeremy Kasdin, Julien Lozi, Justin Knight, Mamadou N'Diaye, Masa Hayashi, Michael Ireland, Motohide Tamura, Naruhisa Takato, Nemanja Jovanovic, Nick Cvetojevic, Nour Skaf, Olivier Guyon, Peter Tuthill, Prashant Pathak, Sean Goebel, Sebastien Vievard, Sylvestre Lacour, Takayuki Kotani, Thayne Currie, Tomoyuki Kudo, Tyler D. Groff, Yosuke Minowa

arxiv:1809.08301 v1 · 2018-09-21 · 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{PVBVOZ4H7XYIKZ7CRTDENRX4XQ}

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	2026-05-18T00:05:08.901068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d43576787fdf08567e28cc646c6fcbc115db6b7486b55988cf99a1d65f8d769

Aliases

arxiv: 1809.08301 · arxiv_version: 1809.08301v1 · doi: 10.48550/arxiv.1809.08301 · pith_short_12: PVBVOZ4H7XYI · pith_short_16: PVBVOZ4H7XYIKZ7C · pith_short_8: PVBVOZ4H

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/PVBVOZ4H7XYIKZ7CRTDENRX4XQ \
  | 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: 7d43576787fdf08567e28cc646c6fcbc115db6b7486b55988cf99a1d65f8d769

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "639672726fc03a063d8b34ea25615204dd0a389ff703aa428e835029f82a66e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-09-21T20:24:04Z",
    "title_canon_sha256": "277cd1b760d3de064bb3a83700ed07a08637cfd751c09ad05cbd2759b677eace"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08301",
    "kind": "arxiv",
    "version": 1
  }
}