Pith Number

pith:R3HUPKGA

pith:2018:R3HUPKGA5W4ZSJ7XEOTVZEHXZD

not attested not anchored not stored refs pending

Mitigating Pilot Contamination in Multi-cell Hybrid Millimeter Wave Systems

Derrick Wing Kwan Ng, Jinhong Yuan, Lou Zhao, Mark C. Reed, Zhiqiang Wei

arxiv:1801.09176 v1 · 2018-01-28 · 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{R3HUPKGA5W4ZSJ7XEOTVZEHXZD}

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	2026-05-18T00:24:58.308709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ecf47a8c0edb99927f723a75c90f7c8c9e81f5fa55d94b679ec48b0e019243b

Aliases

arxiv: 1801.09176 · arxiv_version: 1801.09176v1 · doi: 10.48550/arxiv.1801.09176 · pith_short_12: R3HUPKGA5W4Z · pith_short_16: R3HUPKGA5W4ZSJ7X · pith_short_8: R3HUPKGA

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/R3HUPKGA5W4ZSJ7XEOTVZEHXZD \
  | 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: 8ecf47a8c0edb99927f723a75c90f7c8c9e81f5fa55d94b679ec48b0e019243b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "287661ea109d359b4f08b1f4209a81353106da7eb2489b2ba90a40803adf28a4",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-01-28T03:32:15Z",
    "title_canon_sha256": "d5fd506c7e37a5528b011e2a54d9a1a61ebe23c7602b7ce31e0e699a17d332a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09176",
    "kind": "arxiv",
    "version": 1
  }
}