Pith Number

pith:HYO2A4M5

pith:2019:HYO2A4M5ANH3RGGSDHUUSYA6XY

not attested not anchored not stored refs pending

Massive MU-MIMO-OFDM Uplink with Direct RF-Sampling and 1-Bit ADCs

Christian Fager, Christoph Studer, Giuseppe Durisi, Ibrahim Can Sezgin, Lise Aabel, Mikael Coldrey, Sven Jacobsson

arxiv:1907.07091 v1 · 2019-07-16 · 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{HYO2A4M5ANH3RGGSDHUUSYA6XY}

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	2026-05-17T23:40:28.132551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e1da0719d034fb898d219e949601ebe2b224faec41755f5aff48db96d0b28cc

Aliases

arxiv: 1907.07091 · arxiv_version: 1907.07091v1 · doi: 10.48550/arxiv.1907.07091 · pith_short_12: HYO2A4M5ANH3 · pith_short_16: HYO2A4M5ANH3RGGS · pith_short_8: HYO2A4M5

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/HYO2A4M5ANH3RGGSDHUUSYA6XY \
  | 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: 3e1da0719d034fb898d219e949601ebe2b224faec41755f5aff48db96d0b28cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b95fa91c092763dae8700de14e3b149ffe4aa606e938aaaf47c4d46b12d50bc",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-07-16T16:03:16Z",
    "title_canon_sha256": "180ebcdc6c30ef62b0157bd6c43a0bc86995906da817926f7a15b8bc0d63e94c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07091",
    "kind": "arxiv",
    "version": 1
  }
}