Pith Number

pith:A4T3RQDM

pith:2016:A4T3RQDMXOF444BGKVYBRSFPNZ

not attested not anchored not stored refs pending

Space-Time Block Diagonalization for Frequency-Selective MIMO Broadcast Channels

Carlos A. Viteri-Mera, Fernando L. Teixeira

arxiv:1608.06005 v1 · 2016-08-21 · 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{A4T3RQDMXOF444BGKVYBRSFPNZ}

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	2026-05-18T01:08:22.587821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0727b8c06cbb8bce7026557018c8af6e4b7f889c2e22ee7ffed9a82b2358f373

Aliases

arxiv: 1608.06005 · arxiv_version: 1608.06005v1 · doi: 10.48550/arxiv.1608.06005 · pith_short_12: A4T3RQDMXOF4 · pith_short_16: A4T3RQDMXOF444BG · pith_short_8: A4T3RQDM

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/A4T3RQDMXOF444BGKVYBRSFPNZ \
  | 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: 0727b8c06cbb8bce7026557018c8af6e4b7f889c2e22ee7ffed9a82b2358f373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ec137b4850eec5b3f6996929ea1b98b7ce1755588d7f0e9485fb6616d02b09b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-08-21T21:51:20Z",
    "title_canon_sha256": "a34ef8340a6c8f3cc5d1cecc92b73bd55464751e94209db4d5abff7f900df01c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06005",
    "kind": "arxiv",
    "version": 1
  }
}