Pith Number

pith:FKO3PSNS

pith:2018:FKO3PSNSSE7DJ7OVQ2CU5QMUYC

not attested not anchored not stored refs pending

Laser Guide Star for Large Segmented-Aperture Space Telescopes, Part I: Implications for Terrestrial Exoplanet Detection and Observatory Stability

Ewan S. Douglas, James Clark, Jared R. Males, Jennifer R. Lumbres, Kerri L. Cahoy, Olivier Guyon, Weston A. Marlow

arxiv:1811.05309 v1 · 2018-11-13 · 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{FKO3PSNSSE7DJ7OVQ2CU5QMUYC}

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.

Cited by

1 paper in Pith

WaveDriver: a Laser Guide Star AO System for HWO

Receipt and verification

First computed	2026-05-17T23:56:52.619653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a9db7c9b2913e34fdd586854ec194c09cf40d5c1ab88a8f8250abe6b08b1bc9

Aliases

arxiv: 1811.05309 · arxiv_version: 1811.05309v1 · doi: 10.48550/arxiv.1811.05309 · pith_short_12: FKO3PSNSSE7D · pith_short_16: FKO3PSNSSE7DJ7OV · pith_short_8: FKO3PSNS

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/FKO3PSNSSE7DJ7OVQ2CU5QMUYC \
  | 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: 2a9db7c9b2913e34fdd586854ec194c09cf40d5c1ab88a8f8250abe6b08b1bc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6bc993e020b6e883d5755d8c505475316ba2ebf5133feeb3935116a5d866fb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-13T14:12:00Z",
    "title_canon_sha256": "1237a67e4acbe2d46a050e384f966e8b0d196ab2fffe2aa81082ee537cdb455c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05309",
    "kind": "arxiv",
    "version": 1
  }
}