Pith Number

pith:3JP25O6U

pith:2021:3JP25O6UG3AL2AXJTSEYP4ISXT

not attested not anchored not stored refs pending

Dark zone maintenance results for segmented aperture wavefront error drift in a high contrast space coronagraph

Emiel Por, Iva Laginja, James Noss, Keira Brooks, Laurent Pueyo, Leonid Pogorelyuk, Marshall D. Perrin, N. Jeremy Kasdin, Remi Soummer, Scott D. Will, Susan F. Redmond

arxiv:2108.08216 v1 · 2021-08-18 · astro-ph.IM · physics.ins-det · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3JP25O6UG3AL2AXJTSEYP4ISXT}

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	2026-07-05T03:07:00.703494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da5faebbd436c0bd02e99c8987f112bcc4e51514272e04f86451118faff4af4f

Aliases

arxiv: 2108.08216 · arxiv_version: 2108.08216v1 · doi: 10.48550/arxiv.2108.08216 · pith_short_12: 3JP25O6UG3AL · pith_short_16: 3JP25O6UG3AL2AXJ · pith_short_8: 3JP25O6U

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/3JP25O6UG3AL2AXJTSEYP4ISXT \
  | 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: da5faebbd436c0bd02e99c8987f112bcc4e51514272e04f86451118faff4af4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cd8a722a0ee012d58aec65ae315c644cf922f5fa0159ae81da7e6e8af8513d9",
    "cross_cats_sorted": [
      "physics.ins-det",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-18T16:03:56Z",
    "title_canon_sha256": "8dda9701a48a3862f12300ba689ad92c9443c8baf7fd4311148bc56c0dc73c31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08216",
    "kind": "arxiv",
    "version": 1
  }
}