Pith Number

pith:RNNXTGQP

pith:2020:RNNXTGQP245EUZSAH5G3FPOY6U

not attested not anchored not stored refs pending

Inverse-designed flat lens for imaging in the visible & near-infrared with diameter > 3mm and NA=0.3

Apratim Majumder, Berardi Sensale-Rodriguez, Christian Pies, Monjurul Meem, Rajesh Menon, Sourangsu Banerji, Timo Oberbiermann

arxiv:2004.13476 v1 · 2020-04-25 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RNNXTGQP245EUZSAH5G3FPOY6U}

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	2026-07-05T01:30:01.073750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b5b799a0fd73a4a66403f4db2bdd8f528b99ec2e26239a6eaf0ba43f8930a70

Aliases

arxiv: 2004.13476 · arxiv_version: 2004.13476v1 · doi: 10.48550/arxiv.2004.13476 · pith_short_12: RNNXTGQP245E · pith_short_16: RNNXTGQP245EUZSA · pith_short_8: RNNXTGQP

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/RNNXTGQP245EUZSAH5G3FPOY6U \
  | 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: 8b5b799a0fd73a4a66403f4db2bdd8f528b99ec2e26239a6eaf0ba43f8930a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "337e481b2e66ca7b7aed33b46fd4f0c5f2ee0c742d78faa40b9357b6dc9114c5",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-04-25T17:32:43Z",
    "title_canon_sha256": "608a15603c36e539cf5faea6518c6fa95c79257d38f0fb30475b943fe79dbd01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13476",
    "kind": "arxiv",
    "version": 1
  }
}