Pith Number

pith:QKRSWGJL

pith:2008:QKRSWGJLY6BVKUBHQSN5UEHU4J

not attested not anchored not stored refs pending

Maximum Sum-Rate of MIMO Multiuser Scheduling with Linear Receivers

Iain B. Collings, Matthew R. McKay, Raymond H. Y. Louie

arxiv:0812.3232 v2 · 2008-12-17 · 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{QKRSWGJLY6BVKUBHQSN5UEHU4J}

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	2026-05-18T00:57:58.348938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a32b192bc783555027849bda10f4e24b795350c743fd9992278634e278aeb1

Aliases

arxiv: 0812.3232 · arxiv_version: 0812.3232v2 · doi: 10.48550/arxiv.0812.3232 · pith_short_12: QKRSWGJLY6BV · pith_short_16: QKRSWGJLY6BVKUBH · pith_short_8: QKRSWGJL

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/QKRSWGJLY6BVKUBHQSN5UEHU4J \
  | 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: 82a32b192bc783555027849bda10f4e24b795350c743fd9992278634e278aeb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e97a82ba63bbeb640ff6afe5f580ee73d8d5cf1c3cb2cc667171a639324035c4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-12-17T09:39:03Z",
    "title_canon_sha256": "aa2723aca014ddd538cb5ffbf4c3b29248538c21df1089c79faba35218d9b1db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3232",
    "kind": "arxiv",
    "version": 2
  }
}