Pith Number

pith:DEZAVMUP

pith:2007:DEZAVMUPBRAJP5BFU6U4TZHB6T

not attested not anchored not stored refs pending

Capacity of a Multiple-Antenna Fading Channel with a Quantized Precoding Matrix

Michael L. Honig, Wiroonsak Santipach

arxiv:0704.0217 v2 · 2007-04-02 · 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{DEZAVMUPBRAJP5BFU6U4TZHB6T}

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	2026-05-18T04:41:53.040233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19320ab28f0c4097f425a7a9c9e4e1f4e54af35f16b02da7f636f0c9e87f946e

Aliases

arxiv: 0704.0217 · arxiv_version: 0704.0217v2 · doi: 10.48550/arxiv.0704.0217 · pith_short_12: DEZAVMUPBRAJ · pith_short_16: DEZAVMUPBRAJP5BF · pith_short_8: DEZAVMUP

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/DEZAVMUPBRAJP5BFU6U4TZHB6T \
  | 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: 19320ab28f0c4097f425a7a9c9e4e1f4e54af35f16b02da7f636f0c9e87f946e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc817e560c10c4a7d2d8ba24184f7b5e5dd6c5a615ca6aedd52aac7b5175a980",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2007-04-02T15:35:24Z",
    "title_canon_sha256": "fb63bf12919d13c2f90b06167bc86d753302923ff76decfe1b6988680631b36d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0217",
    "kind": "arxiv",
    "version": 2
  }
}