Pith Number

pith:4ZHJIG62

pith:2021:4ZHJIG62MM7W6UWTTAJB3YFE6X

not attested not anchored not stored refs pending

Millimeter-Wave UAV Coverage in Urban Environments

Angel Lozano, Giovanni Geraci, Giuseppe Loianno, Marco Mezzavilla, Seongjoon Kang, Sundeep Rangan, Vasilii Semkin, William Xia

arxiv:2104.04600 v2 · 2021-04-05 · 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{4ZHJIG62MM7W6UWTTAJB3YFE6X}

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	2026-07-05T02:41:32.424917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e64e941bda633f6f52d398121de0a4f5e832b72aa0881d0cdb505bab43733170

Aliases

arxiv: 2104.04600 · arxiv_version: 2104.04600v2 · doi: 10.48550/arxiv.2104.04600 · pith_short_12: 4ZHJIG62MM7W · pith_short_16: 4ZHJIG62MM7W6UWT · pith_short_8: 4ZHJIG62

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/4ZHJIG62MM7W6UWTTAJB3YFE6X \
  | 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: e64e941bda633f6f52d398121de0a4f5e832b72aa0881d0cdb505bab43733170

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e34f134c8c4752103aedbfa7ce3da421621c548395916b48aa655e9b2a09a1e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-04-05T18:49:58Z",
    "title_canon_sha256": "1970b812f723030ae4fbcacbde80b81891b9f0eae0a800cc9923b976642ddcc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04600",
    "kind": "arxiv",
    "version": 2
  }
}