Pith Number

pith:XPKQIFQX

pith:2014:XPKQIFQXRUYFFIP4RNLO7QE3T7

not attested not anchored not stored refs pending

Apodized phase mask coronagraphs for arbitrary apertures. II. Comprehensive review of solutions for the vortex coronagraph

Alexis Carlotti, Dimitri Mawet, Laurent Pueyo

arxiv:1404.2845 v1 · 2014-04-10 · 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{XPKQIFQXRUYFFIP4RNLO7QE3T7}

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

SUPPPPRESS: Prototyping and testing liquid-crystal vector vortex coronagraphs with reduced polarization leakage

Receipt and verification

First computed	2026-05-18T02:50:33.547932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbd50416178d3052a1fc8b56efc09b9fd2c6b47071d8e4b02d019372dc539955

Aliases

arxiv: 1404.2845 · arxiv_version: 1404.2845v1 · doi: 10.48550/arxiv.1404.2845 · pith_short_12: XPKQIFQXRUYF · pith_short_16: XPKQIFQXRUYFFIP4 · pith_short_8: XPKQIFQX

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/XPKQIFQXRUYFFIP4RNLO7QE3T7 \
  | 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: bbd50416178d3052a1fc8b56efc09b9fd2c6b47071d8e4b02d019372dc539955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b29249e304ac529ea8e2c6e8957c37c159491371384123031ddeae79af08620",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-04-10T15:20:35Z",
    "title_canon_sha256": "b17a8c4a462818e2246db534b1be743d06284c79280d3dca83d62b2e03a15a48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2845",
    "kind": "arxiv",
    "version": 1
  }
}