Pith Number

pith:DXWBSDVV

pith:2005:DXWBSDVVK2COCSHMLVUU2DY7WD

not attested not anchored not stored refs pending

On the Capacity of Doubly Correlated MIMO Channels

Hyundong Shin, Jae Hong Lee, Marco Chiani, Moe Z. Win

arxiv:cs/0509075 v2 · 2005-09-26 · 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{DXWBSDVVK2COCSHMLVUU2DY7WD}

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	2026-05-18T00:57:45.102128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dec190eb55684e148ec5d694d0f1fb0d4e1002d8959e5ebdbcfdf5e3f6dfd50

Aliases

arxiv: cs/0509075 · arxiv_version: cs/0509075v2 · doi: 10.48550/arxiv.cs/0509075 · pith_short_12: DXWBSDVVK2CO · pith_short_16: DXWBSDVVK2COCSHM · pith_short_8: DXWBSDVV

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/DXWBSDVVK2COCSHMLVUU2DY7WD \
  | 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: 1dec190eb55684e148ec5d694d0f1fb0d4e1002d8959e5ebdbcfdf5e3f6dfd50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19f4621209312349fd593d7d03bf1552bce9545548c669e01971c3fd115f6164",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2005-09-26T19:02:02Z",
    "title_canon_sha256": "20f7c6bfea55cfb573ee0b9c861d682624e253df4124907c2a47a508c1bb55ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0509075",
    "kind": "arxiv",
    "version": 2
  }
}