Pith Number

pith:XF2XWP43

pith:2019:XF2XWP43AMDCUA3HVGRCP323TW

not attested not anchored not stored refs pending

Ultra-Wideband Air-to-Ground Propagation Channel Characterization in an Open Area

David Matolak, Fatih Erden, Ismail Guvenc, Ozgur Ozdemir, Wahab Ali Gulzar Khawaja

arxiv:1906.04013 v1 · 2019-06-06 · 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{XF2XWP43AMDCUA3HVGRCP323TW}

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	2026-05-17T23:43:44.176024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9757b3f9b03062a0367a9a227ef5b9dafe47f941048638b4006ffbf53d5577c

Aliases

arxiv: 1906.04013 · arxiv_version: 1906.04013v1 · doi: 10.48550/arxiv.1906.04013 · pith_short_12: XF2XWP43AMDC · pith_short_16: XF2XWP43AMDCUA3H · pith_short_8: XF2XWP43

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/XF2XWP43AMDCUA3HVGRCP323TW \
  | 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: b9757b3f9b03062a0367a9a227ef5b9dafe47f941048638b4006ffbf53d5577c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "825e32a630e13abfea7eb470ee1468afc6a957a743d79799c54b7ecf5b604942",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-06-06T19:43:37Z",
    "title_canon_sha256": "9110d328294e77fc03662873da2d05dcf9ac3ed3396c3d217a68dbd2a82c311a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04013",
    "kind": "arxiv",
    "version": 1
  }
}