Pith Number

pith:JFCLK6LL

pith:2014:JFCLK6LLBZNHXYDVZFBI4S6HZK

not attested not anchored not stored refs pending

Performance characterization of a broadband vector Apodizing Phase Plate coronagraph

F. Snik, G. P. P. L. Otten, M. A. Kenworthy, M. J. Escuti, M. N. Miskiewicz

arxiv:1412.0660 v1 · 2014-12-01 · 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{JFCLK6LLBZNHXYDVZFBI4S6HZK}

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	2026-05-18T02:32:21.430174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4944b5796b0e5a7be075c9428e4bc7caa247fade498af2d5378536fdfb1da75d

Aliases

arxiv: 1412.0660 · arxiv_version: 1412.0660v1 · doi: 10.48550/arxiv.1412.0660 · pith_short_12: JFCLK6LLBZNH · pith_short_16: JFCLK6LLBZNHXYDV · pith_short_8: JFCLK6LL

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/JFCLK6LLBZNHXYDVZFBI4S6HZK \
  | 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: 4944b5796b0e5a7be075c9428e4bc7caa247fade498af2d5378536fdfb1da75d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20d0f544886e773d34997892250f58f70c8d433450bdf04ab6b5b6a22e24f6ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-12-01T21:00:06Z",
    "title_canon_sha256": "c9d8a18d686096db6049e76e22dcafe9ff53ce512d83459389c7e5f3699cadd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0660",
    "kind": "arxiv",
    "version": 1
  }
}