Pith Number

pith:K2DE5MPU

pith:2013:K2DE5MPUYBXIEWM7DZZH5LAUVD

not attested not anchored not stored refs pending

Transformation Electromagnetics Devices Based on Printed-Circuit Tensor Impedance Surfaces

Amit M. Patel, Anthony Grbic

arxiv:1307.3596 v1 · 2013-07-12 · 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{K2DE5MPUYBXIEWM7DZZH5LAUVD}

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	2026-05-18T00:13:33.056298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56864eb1f4c06e82599f1e727eac14a8ed940df6f3cc4dc3a3ef91bbcc990e76

Aliases

arxiv: 1307.3596 · arxiv_version: 1307.3596v1 · doi: 10.48550/arxiv.1307.3596 · pith_short_12: K2DE5MPUYBXI · pith_short_16: K2DE5MPUYBXIEWM7 · pith_short_8: K2DE5MPU

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/K2DE5MPUYBXIEWM7DZZH5LAUVD \
  | 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: 56864eb1f4c06e82599f1e727eac14a8ed940df6f3cc4dc3a3ef91bbcc990e76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fddbd0d8edf7cdd656c0fe26f364ba63807a8e57701e008c214cd7501a37822",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2013-07-12T23:59:30Z",
    "title_canon_sha256": "3bfebfa0826a93ffe94c1c75c997bf665d6ba7d686897c586b3d63c6dd4c05bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3596",
    "kind": "arxiv",
    "version": 1
  }
}