Pith Number

pith:7QZMW427

pith:2013:7QZMW427LFT7ZNNRUUUTYQGCNU

not attested not anchored not stored refs pending

Laboratory demonstration of a mid-infrared AGPM vector vortex coronagraph

Anthony Boccaletti, Christian Delacroix, Dimitri Mawet, Ismo Vartiainen, Jean Surdej, Markku Kuittinen, Michael Karlsson, Olivier Absil, Pierre Baudoz, Pontus Forsberg, Serge Habraken, Valentin Christiaens

arxiv:1304.1180 v1 · 2013-04-03 · astro-ph.IM

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QZMW427LFT7ZNNRUUUTYQGCNU}

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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	2026-05-18T01:50:43.326657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc32cb735f5967fcb5b1a5293c40c26d1db5f5e8b08584d304947108b5defd8b

Aliases

arxiv: 1304.1180 · arxiv_version: 1304.1180v1 · doi: 10.48550/arxiv.1304.1180 · pith_short_12: 7QZMW427LFT7 · pith_short_16: 7QZMW427LFT7ZNNR · pith_short_8: 7QZMW427

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/7QZMW427LFT7ZNNRUUUTYQGCNU \
  | 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: fc32cb735f5967fcb5b1a5293c40c26d1db5f5e8b08584d304947108b5defd8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "352c37838127c6a56a7aa25b591b2269669c2b0bf40baf0cd15d529141287507",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-04-03T20:32:45Z",
    "title_canon_sha256": "c69b309dbed63c4f66a36ab7ad284b9eedc8e22f5480a432ffad8cc0c2cf471a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1180",
    "kind": "arxiv",
    "version": 1
  }
}