Pith Number

pith:3ZEYJQPA

pith:2021:3ZEYJQPAK7W5QEOQNPBSQ7NIR7

not attested not anchored not stored refs pending

Inverse design of an all-dielectric digitized terahertz optical power splitter by particle swarm optimization method

Haewook Han, Kiyanoush Goudarzi

arxiv:2104.07534 v1 · 2021-04-15 · 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{3ZEYJQPAK7W5QEOQNPBSQ7NIR7}

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	2026-07-05T02:32:29.324646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de4984c1e057edd811d06bc3287da88fcd9306fc2b4d7f3ae101c2baacd1c99c

Aliases

arxiv: 2104.07534 · arxiv_version: 2104.07534v1 · doi: 10.48550/arxiv.2104.07534 · pith_short_12: 3ZEYJQPAK7W5 · pith_short_16: 3ZEYJQPAK7W5QEOQ · pith_short_8: 3ZEYJQPA

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/3ZEYJQPAK7W5QEOQNPBSQ7NIR7 \
  | 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: de4984c1e057edd811d06bc3287da88fcd9306fc2b4d7f3ae101c2baacd1c99c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34d7198ae1a2c1b41c4aa0e82da3c7860b1a117cdefa198e36098ccba143e362",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-04-15T15:42:07Z",
    "title_canon_sha256": "ffcd1954faf1d8c0a5ba84fa36bee98db872fa567c563ac1222c135d07aa9b84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.07534",
    "kind": "arxiv",
    "version": 1
  }
}