Pith Number

pith:WQ2YPPOW

pith:2019:WQ2YPPOWWMLLFVT43EML7IC7NH

not attested not anchored not stored refs pending

Generalized Approximate Message Passing for Massive MIMO mmWave Channel Estimation with Laplacian Prior

Faouzi Bellili, Foad Sohrabi, Wei Yu

arxiv:1903.02077 v1 · 2019-03-05 · 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{WQ2YPPOWWMLLFVT43EML7IC7NH}

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	2026-05-17T23:51:56.723407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b43587bdd6b316b2d67cd918bfa05f69d4c4f13a465e739de7ce099a29a2122c

Aliases

arxiv: 1903.02077 · arxiv_version: 1903.02077v1 · doi: 10.48550/arxiv.1903.02077 · pith_short_12: WQ2YPPOWWMLL · pith_short_16: WQ2YPPOWWMLLFVT4 · pith_short_8: WQ2YPPOW

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/WQ2YPPOWWMLLFVT43EML7IC7NH \
  | 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: b43587bdd6b316b2d67cd918bfa05f69d4c4f13a465e739de7ce099a29a2122c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ffabc0e7ce4c134ae5c4c91c7f4c9abf9f84bc361dd9444c244cc4db4746489",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-03-05T22:02:10Z",
    "title_canon_sha256": "80f413e4e5216ef78175c6fc63af9d5ad1b0761cfb3409572029c036eb950d63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02077",
    "kind": "arxiv",
    "version": 1
  }
}