Pith Number

pith:4PS5KK3V

pith:2020:4PS5KK3V7TRWV5YYPCOZNONZ5R

not attested not anchored not stored refs pending

Range Improvement in Single-Beam Phased Array Radars by Amplifier Impedance Tuning

Caleb Calabrese, Charles Baylis, Jack Sifri, Pedro Rodriguez-Garcia, Robert J. Marks II

arxiv:2001.10930 v1 · 2020-01-29 · nlin.AO · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4PS5KK3V7TRWV5YYPCOZNONZ5R}

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	2026-07-05T00:37:13.790932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3e5d52b75fce36af718789d96b9b9ec49631b237ffcee61853287d143e6a502

Aliases

arxiv: 2001.10930 · arxiv_version: 2001.10930v1 · doi: 10.48550/arxiv.2001.10930 · pith_short_12: 4PS5KK3V7TRW · pith_short_16: 4PS5KK3V7TRWV5YY · pith_short_8: 4PS5KK3V

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/4PS5KK3V7TRWV5YYPCOZNONZ5R \
  | 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: e3e5d52b75fce36af718789d96b9b9ec49631b237ffcee61853287d143e6a502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81873bd2f73df7793f4293ac7dc250b86f300f9813e688cd2423f3ecacb89982",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2020-01-29T16:20:29Z",
    "title_canon_sha256": "9dca3f28bed5505cf40d5eeec5525860107e0c78c1535c0656b347a0f1e60c5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.10930",
    "kind": "arxiv",
    "version": 1
  }
}