Pith Number

pith:Y3GKZ4TZ

pith:2013:Y3GKZ4TZ6BROLKQEMILAQ3NZYA

not attested not anchored not stored refs pending

Photonic Angle-of-arrival Measurement of a Microwave Signal with Range Selectivity and SNR Enhancement

A. C. F. Reniers, A.M.J. Koonen, E. Tangdiongga, H.P.A. van den Boom, Q. Wang, R. Lu, Z. Cao

arxiv:1311.4326 v1 · 2013-11-18 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3GKZ4TZ6BROLKQEMILAQ3NZYA}

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	2026-05-18T03:06:52.999000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6ccacf279f062e5aa046216086db9c02b1903da86ed315e032f1e0cbf7875a2

Aliases

arxiv: 1311.4326 · arxiv_version: 1311.4326v1 · doi: 10.48550/arxiv.1311.4326 · pith_short_12: Y3GKZ4TZ6BRO · pith_short_16: Y3GKZ4TZ6BROLKQE · pith_short_8: Y3GKZ4TZ

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/Y3GKZ4TZ6BROLKQEMILAQ3NZYA \
  | 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: c6ccacf279f062e5aa046216086db9c02b1903da86ed315e032f1e0cbf7875a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d4ec5f7657d94b3b549fcfde47f3125009d1c025ac84d26b09b8fa5a5085518",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-11-18T10:49:03Z",
    "title_canon_sha256": "53b5c76f7b3c3819f9e8d8dcbbbd606855518ac00d3c4c9787176b00f965d086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4326",
    "kind": "arxiv",
    "version": 1
  }
}