Pith Number

pith:C4EOJDUP

pith:2012:C4EOJDUPXQAX3PCC65CGPSOQWD

not attested not anchored not stored refs pending

Wireless MIMO Switching: Weighted Sum Mean Square Error and Sum Rate Optimization

Dongning Guo, Fanggang Wang, Soung Chang Liew, Xiaojun Yuan

arxiv:1207.6706 v2 · 2012-07-28 · 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{C4EOJDUPXQAX3PCC65CGPSOQWD}

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	2026-05-18T00:57:56.826847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1708e48e8fbc017dbc42f74467c9d0b0dcc4b5f53c5f18f9b2663fba0f348e62

Aliases

arxiv: 1207.6706 · arxiv_version: 1207.6706v2 · doi: 10.48550/arxiv.1207.6706 · pith_short_12: C4EOJDUPXQAX · pith_short_16: C4EOJDUPXQAX3PCC · pith_short_8: C4EOJDUP

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/C4EOJDUPXQAX3PCC65CGPSOQWD \
  | 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: 1708e48e8fbc017dbc42f74467c9d0b0dcc4b5f53c5f18f9b2663fba0f348e62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb124af1da3d5d25906135ea309a8fd211fc86202362479453e4eb6006a8b138",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-07-28T15:13:47Z",
    "title_canon_sha256": "d129c079d406691537d29b6ebd5ca47f88e04b86e5bdf185af79c0061a45d617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6706",
    "kind": "arxiv",
    "version": 2
  }
}