Pith Number

pith:6RQTF2LA

pith:2025:6RQTF2LACJT2NTHSBA645PUQHS

not attested not anchored not stored refs pending

Codebook-based Port Selection and Combining for CSI-Free Uplink Fluid Antenna Multiple Access

Chan-Byoung Chae, Chenguang Rao, Kai-Kit Wong, Sai Xu, Xusheng Zhu, Yangyang Zhang

arxiv:2512.05748 v1 · 2025-12-05 · 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{6RQTF2LACJT2NTHSBA645PUQHS}

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	2026-05-25T02:01:10.494126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f46132e9601267a6ccf2083dcebe903cb1fd397cb43a6de16f5d8398c916249a

Aliases

arxiv: 2512.05748 · arxiv_version: 2512.05748v1 · doi: 10.48550/arxiv.2512.05748 · pith_short_12: 6RQTF2LACJT2 · pith_short_16: 6RQTF2LACJT2NTHS · pith_short_8: 6RQTF2LA

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/6RQTF2LACJT2NTHSBA645PUQHS \
  | 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: f46132e9601267a6ccf2083dcebe903cb1fd397cb43a6de16f5d8398c916249a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f84c561592540e7a8984715394c2c9a036180db4cac6b78836d754b49b49b0b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-12-05T14:30:30Z",
    "title_canon_sha256": "16cdcdf03dfdb99fb220196c97730cea30784c50bb6977a63eea115a6ee923b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.05748",
    "kind": "arxiv",
    "version": 1
  }
}