Pith Number

pith:H7D3YE4G

pith:2025:H7D3YE4GNFESHKVK3G5KSNEY2R

not attested not anchored not stored refs pending

What is the Most Efficient Technique for Uplink Cell-Free Massive MIMO?

Hans D. Schotten, Wei Jiang

arxiv:2508.20708 v1 · 2025-08-28 · 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{H7D3YE4GNFESHKVK3G5KSNEY2R}

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	2026-07-05T12:00:58.366987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fc7bc1386694923aaaad9baa93498d478bfd7399a2b560aec97731418c81bf9

Aliases

arxiv: 2508.20708 · arxiv_version: 2508.20708v1 · doi: 10.48550/arxiv.2508.20708 · pith_short_12: H7D3YE4GNFES · pith_short_16: H7D3YE4GNFESHKVK · pith_short_8: H7D3YE4G

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/H7D3YE4GNFESHKVK3G5KSNEY2R \
  | 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: 3fc7bc1386694923aaaad9baa93498d478bfd7399a2b560aec97731418c81bf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2eb27586f394e92f46d7597f6a829dab53387fb6984cb19e7794a3c4a9a04d4",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-08-28T12:27:01Z",
    "title_canon_sha256": "b90a6b1f50ed4690721845c75016978d1ba624ebf78c91b3dd452db99345df08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20708",
    "kind": "arxiv",
    "version": 1
  }
}