Pith Number

pith:JMI5JXWV

pith:2019:JMI5JXWVEL5GNUPMBPLYY7KUKN

not attested not anchored not stored refs pending

Cell-free Massive MIMO for UAV Communications

Adrian Garcia-Rodriguez, Carmen D'Andrea, Giovanni Geraci, Lorenzo Galati Giordano, Stefano Buzzi

arxiv:1902.03578 v1 · 2019-02-10 · eess.SP · cs.IT · 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{JMI5JXWVEL5GNUPMBPLYY7KUKN}

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	2026-05-17T23:54:20.355404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b11d4ded522fa66d1ec0bd78c7d545367e9004061062c22279ef0cb050496fd

Aliases

arxiv: 1902.03578 · arxiv_version: 1902.03578v1 · doi: 10.48550/arxiv.1902.03578 · pith_short_12: JMI5JXWVEL5G · pith_short_16: JMI5JXWVEL5GNUPM · pith_short_8: JMI5JXWV

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/JMI5JXWVEL5GNUPMBPLYY7KUKN \
  | 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: 4b11d4ded522fa66d1ec0bd78c7d545367e9004061062c22279ef0cb050496fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd063c39d4de0c08da0ee0b1db1933873fea28ee428e3068b110e717d09cc3ba",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-02-10T11:51:28Z",
    "title_canon_sha256": "cb489871fc923d36167f659339f3411e32fe31f6bfb4ce5ea8f9f1f69e4c2bea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03578",
    "kind": "arxiv",
    "version": 1
  }
}