Pith Number

pith:VPPQ3CQH

pith:2013:VPPQ3CQHO4EDAOLL2BNPOHGO6H

not attested not anchored not stored refs pending

Low-Complexity Lattice Reduction-Aided Channel Inversion Methods for Large-Dimensional Multi-User MIMO Systems

Keke Zu, Martin Haardt, Rodrigo C. de Lamare

arxiv:1304.6470 v1 · 2013-04-24 · 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{VPPQ3CQHO4EDAOLL2BNPOHGO6H}

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	2026-05-18T03:27:13.009399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abdf0d8a07770830396bd05af71ccef1c0f85aba0079c895be8a8ec25ef7d979

Aliases

arxiv: 1304.6470 · arxiv_version: 1304.6470v1 · doi: 10.48550/arxiv.1304.6470 · pith_short_12: VPPQ3CQHO4ED · pith_short_16: VPPQ3CQHO4EDAOLL · pith_short_8: VPPQ3CQH

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/VPPQ3CQHO4EDAOLL2BNPOHGO6H \
  | 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: abdf0d8a07770830396bd05af71ccef1c0f85aba0079c895be8a8ec25ef7d979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c69a3e24a685d4429b24a13b5b997f15a75a821d53169b9614f28e4bef96a7b1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-04-24T03:00:56Z",
    "title_canon_sha256": "5df91d819768b1f8d7d7517a37ba2523ca216b08927b0b655a8030845cbcb53d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6470",
    "kind": "arxiv",
    "version": 1
  }
}