Pith Number

pith:PQUBRDXJ

pith:2016:PQUBRDXJIKPJGVCCU4UAPYQBLY

not attested not anchored not stored refs pending

The coronagraphic Modal Wavefront Sensor: a hybrid focal-plane sensor for the high-contrast imaging of circumstellar environments

Alexander G.M. Pietrow, Christoph U. Keller, Frans Snik, Michael J. Wilby, Visa Korkiakoski

arxiv:1610.04235 v1 · 2016-10-13 · astro-ph.IM · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQUBRDXJIKPJGVCCU4UAPYQBLY}

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	2026-05-18T00:52:38.394824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c28188ee9429e935442a72807e2015e0e27b366388d07e30e932ea72707f88a

Aliases

arxiv: 1610.04235 · arxiv_version: 1610.04235v1 · doi: 10.48550/arxiv.1610.04235 · pith_short_12: PQUBRDXJIKPJ · pith_short_16: PQUBRDXJIKPJGVCC · pith_short_8: PQUBRDXJ

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/PQUBRDXJIKPJGVCCU4UAPYQBLY \
  | 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: 7c28188ee9429e935442a72807e2015e0e27b366388d07e30e932ea72707f88a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "909e8a89e05be56ac194f336520b2c6fad73adb7a01be3cde9fe5566732cad99",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-10-13T20:00:04Z",
    "title_canon_sha256": "8864620be6c68e375d0205593cd9d4ae5ae2c7fd99bea143c6ff3773f4c705e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.04235",
    "kind": "arxiv",
    "version": 1
  }
}