Pith Number

pith:FIKSI2LO

pith:2018:FIKSI2LOY5PRRCVB33UMNB4ZNN

not attested not anchored not stored refs pending

Spectrally-tunable Dielectric Grating-based Metasurface for Broadband Planar Light Concentration

Ameen Elikkottil, Bala Pesala, Mohammed H Tahersima, MVN Surendra Gupta, Rishi Maiti, Volker J. Sorger

arxiv:1807.09648 v1 · 2018-07-11 · physics.app-ph · 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{FIKSI2LOY5PRRCVB33UMNB4ZNN}

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	2026-05-18T00:09:50.714136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a1524696ec75f188aa1dee8c687996b478ec5602076d2e1780333256e4c432a

Aliases

arxiv: 1807.09648 · arxiv_version: 1807.09648v1 · doi: 10.48550/arxiv.1807.09648 · pith_short_12: FIKSI2LOY5PR · pith_short_16: FIKSI2LOY5PRRCVB · pith_short_8: FIKSI2LO

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/FIKSI2LOY5PRRCVB33UMNB4ZNN \
  | 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: 2a1524696ec75f188aa1dee8c687996b478ec5602076d2e1780333256e4c432a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b72356120cc4fa09bb1d485a096247279358555352ce26612caaa1b104415155",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-07-11T04:42:35Z",
    "title_canon_sha256": "1f82941eda7277ec160ec4f74d1bf9ba326e020e46ffde24504b8069e736238c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09648",
    "kind": "arxiv",
    "version": 1
  }
}