Pith Number

pith:5VGQDABE

pith:2023:5VGQDABEA5O35JH7WXOZ2DZGU2

not attested not anchored not stored refs pending

Free-form inverse design of arbitrary dispersive materials in nanophotonics

Antonio Cal\`a Lesina, Emadeldeen Hassan, Johannes Gedeon

arxiv:2305.00234 v1 · 2023-04-29 · physics.optics · physics.comp-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{5VGQDABEA5O35JH7WXOZ2DZGU2}

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	2026-07-05T07:06:02.753023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed4d018024075dbea4ffb5dd9d0f26a69bfac6b2e2871a7c58ea8a3053197f89

Aliases

arxiv: 2305.00234 · arxiv_version: 2305.00234v1 · doi: 10.48550/arxiv.2305.00234 · pith_short_12: 5VGQDABEA5O3 · pith_short_16: 5VGQDABEA5O35JH7 · pith_short_8: 5VGQDABE

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/5VGQDABEA5O35JH7WXOZ2DZGU2 \
  | 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: ed4d018024075dbea4ffb5dd9d0f26a69bfac6b2e2871a7c58ea8a3053197f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fe9a048cf7ac801131cfe9da08fdb3b23f7b09093476f5281ff0a5a9bf96b65",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-04-29T11:03:17Z",
    "title_canon_sha256": "088ca40c793dfe470c1965a12a4c64795ebe4fcc1e3a2860588c346c96b7aa4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.00234",
    "kind": "arxiv",
    "version": 1
  }
}