Pith Number

pith:IM7O27SP

pith:2018:IM7O27SPHQ3LSLXJVXQ3C5XWNZ

not attested not anchored not stored refs pending

A broadband achromatic polarization-insensitive metalens consisting of anisotropic nanostructures

Alexander Y. Zhu, Federico Capasso, Jared Sisler, Wei Ting Chen, Zameer Bharwani

arxiv:1810.05050 v1 · 2018-10-11 · 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{IM7O27SPHQ3LSLXJVXQ3C5XWNZ}

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	2026-05-17T23:52:04.878785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433eed7e4f3c36b92ee9ade1b176f66e714c9444fa0269fe3c72ce2908d2d929

Aliases

arxiv: 1810.05050 · arxiv_version: 1810.05050v1 · doi: 10.48550/arxiv.1810.05050 · pith_short_12: IM7O27SPHQ3L · pith_short_16: IM7O27SPHQ3LSLXJ · pith_short_8: IM7O27SP

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/IM7O27SPHQ3LSLXJVXQ3C5XWNZ \
  | 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: 433eed7e4f3c36b92ee9ade1b176f66e714c9444fa0269fe3c72ce2908d2d929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4220ec12e1d9f7a3179ba69a3fc1c2a24621ef170da63e62409775446c362a0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-10-11T14:40:52Z",
    "title_canon_sha256": "be49cc50f372864c9ff68e568415f7e17f3456991cfd996b7412f97581de721a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05050",
    "kind": "arxiv",
    "version": 1
  }
}