Pith Number

pith:AMZGIQK6

pith:2017:AMZGIQK6CXMTUI674BEHHASV33

not attested not anchored not stored refs pending

Patterned liquid-crystal optics for broadband coronagraphy and wavefront sensing

David S. Doelman, Frans Snik, Michael J. Escuti, Nathaniel Z. Warriner

arxiv:1709.09897 v1 · 2017-09-28 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMZGIQK6CXMTUI674BEHHASV33}

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	2026-05-18T00:34:06.325217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

033264415e15d93a23dfe048738255def1233fcf472e83efb0e3d55318461a9f

Aliases

arxiv: 1709.09897 · arxiv_version: 1709.09897v1 · doi: 10.48550/arxiv.1709.09897 · pith_short_12: AMZGIQK6CXMT · pith_short_16: AMZGIQK6CXMTUI67 · pith_short_8: AMZGIQK6

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/AMZGIQK6CXMTUI674BEHHASV33 \
  | 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: 033264415e15d93a23dfe048738255def1233fcf472e83efb0e3d55318461a9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb0248ffdac8579c37a902bb6c990e93dd5a359a1eb21b7cc23893a3d4e6887a",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-09-28T11:43:28Z",
    "title_canon_sha256": "734ef18a13baaf391bf7ae7045f89f3ca3bcd8e26b621de38cdf743fc97cf331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09897",
    "kind": "arxiv",
    "version": 1
  }
}