Pith Number

pith:OUD3U6S6

pith:2013:OUD3U6S6WRKNF7TUZRFNMRYMQP

not attested not anchored not stored refs pending

A Matrix-Field Weighted Mean-Square-Error Model for MIMO Transceiver Designs

Chengwen Xing, Jingming Kuang, Shaodan Ma, Wenzhi Li, Zesong Fei

arxiv:1302.6634 v1 · 2013-02-27 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUD3U6S6WRKNF7TUZRFNMRYMQP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:32:19.255752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7507ba7a5eb454d2fe74cc4ad6470c83c371e88b403c64fc200fe113555eee79

Aliases

arxiv: 1302.6634 · arxiv_version: 1302.6634v1 · doi: 10.48550/arxiv.1302.6634 · pith_short_12: OUD3U6S6WRKN · pith_short_16: OUD3U6S6WRKNF7TU · pith_short_8: OUD3U6S6

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/OUD3U6S6WRKNF7TUZRFNMRYMQP \
  | 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: 7507ba7a5eb454d2fe74cc4ad6470c83c371e88b403c64fc200fe113555eee79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2b7baa9329bfbdc96fc6f6dbc9a1211a540f16401a23f075561bff661a8745",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-02-27T00:42:54Z",
    "title_canon_sha256": "706fcacd528dfb9b3ff33857591995d7e389e2e192f8924947a0831afad1133a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6634",
    "kind": "arxiv",
    "version": 1
  }
}