Pith Number

pith:KBAQ42L3

pith:2022:KBAQ42L3PIP72RSGQKIKHS2E2O

not attested not anchored not stored refs pending

Optimizing Sensing Matrices for Spherical Near-Field Antenna Measurements

Arya Bangun, Cosme Culotta-L\'opez

arxiv:2206.02181 v1 · 2022-06-05 · cs.IT · eess.SP · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBAQ42L3PIP72RSGQKIKHS2E2O}

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	2026-07-05T05:40:06.890955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50410e697b7a1ffd46468290a3cb44d3b275b89b870c688d212d573ea36feaa2

Aliases

arxiv: 2206.02181 · arxiv_version: 2206.02181v1 · doi: 10.48550/arxiv.2206.02181 · pith_short_12: KBAQ42L3PIP7 · pith_short_16: KBAQ42L3PIP72RSG · pith_short_8: KBAQ42L3

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/KBAQ42L3PIP72RSGQKIKHS2E2O \
  | 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: 50410e697b7a1ffd46468290a3cb44d3b275b89b870c688d212d573ea36feaa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff9c2dbbd2e0bee1e9231d3296153974f955030ff85172fc1125e598272e16a2",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-06-05T13:58:19Z",
    "title_canon_sha256": "518626d0cc45b82cbf31b3d7936df64e26d2ea77e4718a54fc219b766f7b45d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.02181",
    "kind": "arxiv",
    "version": 1
  }
}