Pith Number

pith:WQ74QVTI

pith:2011:WQ74QVTIXHOLC4QEYSE6NKPH6U

not attested not anchored not stored refs pending

Receiver Architectures for MIMO-OFDM Based on a Combined VMP-SP Algorithm

Bernard H. Fleury, Carles Navarro Manch\'on, Erwin Riegler, Gunvor E. Kirkelund, Lars P. B. Christensen

arxiv:1111.5848 v1 · 2011-11-24 · stat.ML · 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{WQ74QVTIXHOLC4QEYSE6NKPH6U}

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	2026-05-18T04:07:42.160628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b43fc85668b9dcb17204c489e6a9e7f510bb613ca2932abb85ef3abf851a4bbc

Aliases

arxiv: 1111.5848 · arxiv_version: 1111.5848v1 · doi: 10.48550/arxiv.1111.5848 · pith_short_12: WQ74QVTIXHOL · pith_short_16: WQ74QVTIXHOLC4QE · pith_short_8: WQ74QVTI

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/WQ74QVTIXHOLC4QEYSE6NKPH6U \
  | 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: b43fc85668b9dcb17204c489e6a9e7f510bb613ca2932abb85ef3abf851a4bbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9e71ddec59f6cf06fccd507d9f3fb06fd5766fefdaf0bedc4f5a609bdd099d1",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-11-24T20:57:18Z",
    "title_canon_sha256": "71d488d3b317a9f15f2aa55ecf1979b4f52195220e40a81862f46378a97fb615"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5848",
    "kind": "arxiv",
    "version": 1
  }
}