Pith Number

pith:GKK4AB24

pith:2016:GKK4AB24BD44TRO6AABCGSBBJE

not attested not anchored not stored refs pending

Status and performance of the Gemini Planet Imager adaptive optics system

Abhijith Rajan, Bruce A. Macintosh, David W. Palmer, Dmitry Savransky, Fredrik T. Rantakyr\"o, Jason J. Wang, Jean-Pierre V\'eran, J\'er\^ome Maire, Katherine B. Follette, Lisa A. Poyneer, Marshall D. Perrin, Patrick Ingraham, Robert J. De Rosa, Sandrine Thomas, S. Mark Ammons, Thomas Hayward, Vanessa P. Bailey

arxiv:1609.08689 v1 · 2016-09-27 · 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{GKK4AB24BD44TRO6AABCGSBBJE}

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	2026-05-18T01:03:42.202251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3295c0075c08f9c9c5de0002234821490b1773b899d831305369fe4f737fc942

Aliases

arxiv: 1609.08689 · arxiv_version: 1609.08689v1 · doi: 10.48550/arxiv.1609.08689 · pith_short_12: GKK4AB24BD44 · pith_short_16: GKK4AB24BD44TRO6 · pith_short_8: GKK4AB24

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/GKK4AB24BD44TRO6AABCGSBBJE \
  | 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: 3295c0075c08f9c9c5de0002234821490b1773b899d831305369fe4f737fc942

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1b8b7a36f35cc879cd3c84e75c7670fdfcdd6d8a86af6b94426f5446922f7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-09-27T22:20:08Z",
    "title_canon_sha256": "0daaec1593d8ce2887778010472946d701761cfa573c2fc5bc5cf2ba3f4890b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08689",
    "kind": "arxiv",
    "version": 1
  }
}