Pith Number

pith:7MSFVBSN

pith:2018:7MSFVBSN55D3CLS35HIH63RDCG

not attested not anchored not stored refs pending

Efficient computational design and optimization of dielectric metamaterial devices

Boaz Blankrot, Clemens Heitzinger

arxiv:1804.09489 v2 · 2018-04-25 · 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{7MSFVBSN55D3CLS35HIH63RDCG}

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	2026-05-17T23:52:18.423683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb245a864def47b12e5be9d07f6e2311a3e0b1fcd8eb6a3f6da0c6086fe1aef6

Aliases

arxiv: 1804.09489 · arxiv_version: 1804.09489v2 · doi: 10.48550/arxiv.1804.09489 · pith_short_12: 7MSFVBSN55D3 · pith_short_16: 7MSFVBSN55D3CLS3 · pith_short_8: 7MSFVBSN

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/7MSFVBSN55D3CLS35HIH63RDCG \
  | 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: fb245a864def47b12e5be9d07f6e2311a3e0b1fcd8eb6a3f6da0c6086fe1aef6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da9d5e91aca5cf880a6f3121ae24e36242b6c15e3b199d11ca9591a15d0e7ba8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-04-25T11:48:06Z",
    "title_canon_sha256": "c9740ac260f243ab35da17c38c5c92d09cecb4d7e27d4223f790ddb9a3391744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09489",
    "kind": "arxiv",
    "version": 2
  }
}