Pith Number

pith:QFH2U6BK

pith:2025:QFH2U6BKCZKNOWNKRRJWBB7U5I

not attested not anchored not stored refs pending

Efficient DoA Estimation for Linear and Rectangular Arrays with Hybrid Architectures Using Compact DFT Codebooks

Carlos Mosquera, Miguel Rivas-Costa

arxiv:2509.03488 v2 · 2025-09-03 · 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{QFH2U6BKCZKNOWNKRRJWBB7U5I}

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	2026-06-19T16:12:47.539600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

814faa782a1654d759aa8c536087f4ea378515b59ad0ff6066837e01d02ee907

Aliases

arxiv: 2509.03488 · arxiv_version: 2509.03488v2 · doi: 10.48550/arxiv.2509.03488 · pith_short_12: QFH2U6BKCZKN · pith_short_16: QFH2U6BKCZKNOWNK · pith_short_8: QFH2U6BK

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/QFH2U6BKCZKNOWNKRRJWBB7U5I \
  | 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: 814faa782a1654d759aa8c536087f4ea378515b59ad0ff6066837e01d02ee907

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8259efb818091e275d514a5f877d61b75d687b1a8d74207f0f36ecf48d0105d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-09-03T17:14:04Z",
    "title_canon_sha256": "466d7a338fd3ea08df7bad69068e194a02a6d2e3121c9044aa6654090d8c5684"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03488",
    "kind": "arxiv",
    "version": 2
  }
}