Pith Number

pith:XY35KCZT

pith:2019:XY35KCZTIMCFUVHTWRNDBMPWKS

not attested not anchored not stored refs pending

125-211 GHz Low Noise MMIC Amplifier Design for Radio Astronomy

Anthony Readhead, Danielle George, Daniel White, Gary A. Fuller, Gerry Mei, Kieran Cleary, Richard Lai, William McGenn

arxiv:1908.00466 v1 · 2019-08-01 · 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{XY35KCZTIMCFUVHTWRNDBMPWKS}

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	2026-07-04T23:51:00.742868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be37d50b3343045a54f3b45a30b1f6548e5f1b4e832993fa52e997b5e01f99eb

Aliases

arxiv: 1908.00466 · arxiv_version: 1908.00466v1 · doi: 10.48550/arxiv.1908.00466 · pith_short_12: XY35KCZTIMCF · pith_short_16: XY35KCZTIMCFUVHT · pith_short_8: XY35KCZT

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/XY35KCZTIMCFUVHTWRNDBMPWKS \
  | 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: be37d50b3343045a54f3b45a30b1f6548e5f1b4e832993fa52e997b5e01f99eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c16dcf05587bc5c3c1a5569816e36ce721791209b10f277fea1ceaf02dee1f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-08-01T15:45:07Z",
    "title_canon_sha256": "6838f22c2180c7f649ffe42dcd6683cc6054a996d5f7f38364cd4cb185c12240"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00466",
    "kind": "arxiv",
    "version": 1
  }
}