Pith Number

pith:DU72Y2US

pith:2023:DU72Y2USBCZ5KVMBG3V5WLNH64

not attested not anchored not stored refs pending

Secure Antenna Selection and Beamforming in MIMO Systems

Chongjun Ouyang, Jianchi Zhu, Nanxi Li, Peng Chen, Ruizhe Long, Zhenqiao Cheng

arxiv:2302.11127 v2 · 2023-02-22 · 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{DU72Y2USBCZ5KVMBG3V5WLNH64}

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	2026-07-05T09:30:01.970571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d3fac6a9208b3d5558136ebdb2da7f71a1d2fbd82cca6cb945a4086e21700a3

Aliases

arxiv: 2302.11127 · arxiv_version: 2302.11127v2 · doi: 10.48550/arxiv.2302.11127 · pith_short_12: DU72Y2USBCZ5 · pith_short_16: DU72Y2USBCZ5KVMB · pith_short_8: DU72Y2US

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/DU72Y2USBCZ5KVMBG3V5WLNH64 \
  | 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: 1d3fac6a9208b3d5558136ebdb2da7f71a1d2fbd82cca6cb945a4086e21700a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7600102c2ff3196b727cb7304e1c4ce5a7e814bc2a5f827335ee3da49bfa82ef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-02-22T03:45:44Z",
    "title_canon_sha256": "3aa11036b376c7b7781917716434445551ddbe53150ce7d7105e2eb7b1b45067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.11127",
    "kind": "arxiv",
    "version": 2
  }
}