Pith Number

pith:LLXELV5N

pith:2014:LLXELV5N4EI4POXWZQP3EPT5CD

not attested not anchored not stored refs pending

Channel Estimation and Hybrid Precoding for Millimeter Wave Cellular Systems

Ahmed Alkhateeb, Geert Leus, Omar El Ayach, Robert W. Heath Jr

arxiv:1401.7426 v1 · 2014-01-29 · 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{LLXELV5N4EI4POXWZQP3EPT5CD}

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	2026-05-18T01:45:00.085296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aee45d7ade111c7baf6cc1fb23e7d10ffb90cf0425e8588ff2820e46ccac6ad

Aliases

arxiv: 1401.7426 · arxiv_version: 1401.7426v1 · doi: 10.48550/arxiv.1401.7426 · pith_short_12: LLXELV5N4EI4 · pith_short_16: LLXELV5N4EI4POXW · pith_short_8: LLXELV5N

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/LLXELV5N4EI4POXWZQP3EPT5CD \
  | 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: 5aee45d7ade111c7baf6cc1fb23e7d10ffb90cf0425e8588ff2820e46ccac6ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df32ce361c8dfa001558a83c060bb7960efd25369f806efe825c5094bf39b95b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-29T08:00:50Z",
    "title_canon_sha256": "78ac3aa584efafbd139fb6cfe4d74c2a611425c690343e7159e036b3f0e36050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7426",
    "kind": "arxiv",
    "version": 1
  }
}