Pith Number

pith:TPZN5KXU

pith:2015:TPZN5KXUJT73B6LHQBDWJWN5JV

not attested not anchored not stored refs pending

A 10-100 GHz Coax To Double-Ridged Waveguide Launcher and Horn Antenna

Matthew A. Morgan, Tod A. Boyd

arxiv:1503.08667 v1 · 2015-03-30 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPZN5KXUJT73B6LHQBDWJWN5JV}

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	2026-05-18T02:20:01.173490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bf2deaaf44cffb0f967804764d9bd4d5f9820d46faa743a6f00fe248e1d670f

Aliases

arxiv: 1503.08667 · arxiv_version: 1503.08667v1 · doi: 10.48550/arxiv.1503.08667 · pith_short_12: TPZN5KXUJT73 · pith_short_16: TPZN5KXUJT73B6LH · pith_short_8: TPZN5KXU

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/TPZN5KXUJT73B6LHQBDWJWN5JV \
  | 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: 9bf2deaaf44cffb0f967804764d9bd4d5f9820d46faa743a6f00fe248e1d670f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf751f96c8aa01ae324e453b6065504162d956036b2583c5ab931376bd2758ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-03-30T13:39:04Z",
    "title_canon_sha256": "78cf3cccde4ea6323c9cc412217c1294f66d1afcbb21fd8520a03240bf945e4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08667",
    "kind": "arxiv",
    "version": 1
  }
}