Pith Number

pith:4ODM52BR

pith:2018:4ODM52BRFZGHDQI24CGX7A45MX

not attested not anchored not stored refs pending

High-Resolution Angle Tracking for Mobile Wideband Millimeter-Wave Systems with Antenna Array Calibration

Dalin Zhu, Junil Choi, Qian Cheng, Robert W. Heath Jr, Weimin Xiao

arxiv:1802.03867 v1 · 2018-02-12 · 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{4ODM52BRFZGHDQI24CGX7A45MX}

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	2026-05-18T00:23:50.182453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e386cee8312e4c71c11ae08d7f839d65d23bcf729179f32c783b5e1bd099e8c1

Aliases

arxiv: 1802.03867 · arxiv_version: 1802.03867v1 · doi: 10.48550/arxiv.1802.03867 · pith_short_12: 4ODM52BRFZGH · pith_short_16: 4ODM52BRFZGHDQI2 · pith_short_8: 4ODM52BR

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/4ODM52BRFZGHDQI24CGX7A45MX \
  | 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: e386cee8312e4c71c11ae08d7f839d65d23bcf729179f32c783b5e1bd099e8c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46ffccc0166cec6f023aa467f905b2de6cdd0a0854e6530e30fccdefe08df361",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-12T02:55:21Z",
    "title_canon_sha256": "f4a5d5c232ed1bc69dd08c42a11809f8bc07eb2599dcb5e7c4ff34c7b7bbeaab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03867",
    "kind": "arxiv",
    "version": 1
  }
}