Pith Number

pith:7BCDYO4D

pith:2025:7BCDYO4DLSYJDUQRTZIM4RIDEC

not attested not anchored not stored refs pending

Efficient Channel Estimation for Rotatable Antenna-Enabled Wireless Communication

Beixiong Zheng, Jie Tang, Liang Dai, Ming-Min Zhao, Wen Wu, Xiaodan Shao, Xue Xiong

arxiv:2506.20158 v2 · 2025-06-25 · 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{7BCDYO4DLSYJDUQRTZIM4RIDEC}

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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	2026-07-05T11:29:13.956817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8443c3b835cb091d2119e50ce4503208608103022187505e71d1a20412015c8

Aliases

arxiv: 2506.20158 · arxiv_version: 2506.20158v2 · doi: 10.48550/arxiv.2506.20158 · pith_short_12: 7BCDYO4DLSYJ · pith_short_16: 7BCDYO4DLSYJDUQR · pith_short_8: 7BCDYO4D

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/7BCDYO4DLSYJDUQRTZIM4RIDEC \
  | 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: f8443c3b835cb091d2119e50ce4503208608103022187505e71d1a20412015c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6dbe69368a2c8c35285a6930d124ddb04387826346211978ce00507861c12f5",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-06-25T06:28:49Z",
    "title_canon_sha256": "48eada364138ed7f5a5849a112299441c12012c454bf63e32da0015afe6eae4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20158",
    "kind": "arxiv",
    "version": 2
  }
}