Pith Number

pith:FV42KPHQ

pith:2017:FV42KPHQ2G65S4CSGKUYN3AP7K

not attested not anchored not stored refs pending

Closed-form Harmonic Contrast Control with Surface Impedance Coatings for Conductive Objects

Giuseppe Labate, Ladislau Matekovits, Symon Podilchak

arxiv:1704.03323 v2 · 2017-04-06 · physics.class-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{FV42KPHQ2G65S4CSGKUYN3AP7K}

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	2026-05-18T00:12:56.959867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d79a53cf0d1bdd9705232a986ec0ffa80921b1955a3e2288c2841112351fcc1

Aliases

arxiv: 1704.03323 · arxiv_version: 1704.03323v2 · doi: 10.48550/arxiv.1704.03323 · pith_short_12: FV42KPHQ2G65 · pith_short_16: FV42KPHQ2G65S4CS · pith_short_8: FV42KPHQ

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/FV42KPHQ2G65S4CSGKUYN3AP7K \
  | 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: 2d79a53cf0d1bdd9705232a986ec0ffa80921b1955a3e2288c2841112351fcc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c5cf04361bd51124d0d03cb26840bb874943afc524e43d025eedf5a13920d68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2017-04-06T21:33:03Z",
    "title_canon_sha256": "07f83fb8a6b8e933863285bad6df473bc2c3c3d9ae54684d3855b399a68c5a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03323",
    "kind": "arxiv",
    "version": 2
  }
}