Pith Number

pith:EYVFPJ7P

pith:2017:EYVFPJ7P3LJDEE3KKE7FE4LPTR

not attested not anchored not stored refs pending

Analysis of a Waveguide-Fed Metasurface Antenna

David R. Smith, Laura Pulido Mancera, Nathan B. Kundtz, Okan Yurduseven, Patrick Bowen

arxiv:1711.01448 v1 · 2017-11-04 · 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{EYVFPJ7P3LJDEE3KKE7FE4LPTR}

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	2026-05-18T00:28:41.743697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

262a57a7efdad232136a513e52716f9c66d03e1413209200e2e55c23172164a6

Aliases

arxiv: 1711.01448 · arxiv_version: 1711.01448v1 · doi: 10.48550/arxiv.1711.01448 · pith_short_12: EYVFPJ7P3LJD · pith_short_16: EYVFPJ7P3LJDEE3K · pith_short_8: EYVFPJ7P

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/EYVFPJ7P3LJDEE3KKE7FE4LPTR \
  | 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: 262a57a7efdad232136a513e52716f9c66d03e1413209200e2e55c23172164a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c21beb3dc9e0262a0ff18f941f84bd3292e1dbee0e351fb2c107ae7ac7a0728",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-11-04T15:17:19Z",
    "title_canon_sha256": "135ed88908e0d72a28a7c69d6a19c3c8b0e21fbaf6d1f08604e067282b59d9fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01448",
    "kind": "arxiv",
    "version": 1
  }
}