Pith Number

pith:GQQCT2HH

pith:2017:GQQCT2HHDVZ4BVYK7NFUSAXIPT

not attested not anchored not stored refs pending

Plano-concave microlenses with epsilon-near-zero surface-relief coatings for efficient shaping of nonparaxial optical beams

Carlos J. Zapata-Rodriguez, Mahdieh Hashemi, Mahin Naserpour

arxiv:1701.02850 v1 · 2017-01-11 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GQQCT2HHDVZ4BVYK7NFUSAXIPT}

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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.

Receipt and verification

First computed	2026-05-18T00:35:23.980461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

342029e8e71d73c0d70afb4b4902e87cf2bcafb1aaa9445c194c05c0df0ea133

Aliases

arxiv: 1701.02850 · arxiv_version: 1701.02850v1 · doi: 10.48550/arxiv.1701.02850 · pith_short_12: GQQCT2HHDVZ4 · pith_short_16: GQQCT2HHDVZ4BVYK · pith_short_8: GQQCT2HH

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/GQQCT2HHDVZ4BVYK7NFUSAXIPT \
  | 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: 342029e8e71d73c0d70afb4b4902e87cf2bcafb1aaa9445c194c05c0df0ea133

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adba2dcf1c338fd19c916683a7d8d4f3231d45cbff14f0c81870ed99fd264da5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-01-11T05:35:56Z",
    "title_canon_sha256": "ba4edde4eb637cfd7d40ca9d8a745f9961ceb571c1386b9dd3c750cfd1be118a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02850",
    "kind": "arxiv",
    "version": 1
  }
}