Pith Number

pith:F44ETBGA

pith:2017:F44ETBGALA3EI5CE37WHOPC6KQ

not attested not anchored not stored refs pending

Two-Dimensional AoD and AoA Acquisition for Wideband mmWave Systems with Cross-Polarized MIMO

Dalin Zhu, Junil Choi, Robert W. Heath Jr

arxiv:1702.02497 v1 · 2017-02-08 · 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{F44ETBGALA3EI5CE37WHOPC6KQ}

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	2026-05-18T00:51:05.816635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f384984c05836447444dfec773c5e540c2f6fb670d47d28a836360b63f3fb17

Aliases

arxiv: 1702.02497 · arxiv_version: 1702.02497v1 · doi: 10.48550/arxiv.1702.02497 · pith_short_12: F44ETBGALA3E · pith_short_16: F44ETBGALA3EI5CE · pith_short_8: F44ETBGA

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/F44ETBGALA3EI5CE37WHOPC6KQ \
  | 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: 2f384984c05836447444dfec773c5e540c2f6fb670d47d28a836360b63f3fb17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20f075a5dbfb585b9de4f837d85c92c60589339f5d34bf7e3ac629ceef4c3f5d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-08T16:28:41Z",
    "title_canon_sha256": "192573d67596907c36cc09d763f3774ba77473f2fd9884c9bce022cad16524bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02497",
    "kind": "arxiv",
    "version": 1
  }
}