Pith Number

pith:NB5HRRH2

pith:2013:NB5HRRH2L343Y5EZKWFHIZDCX5

not attested not anchored not stored refs pending

Adaptive Distributed Space-Time Coding in Cooperative MIMO Relaying Systems using Limited Feedback

A. Schmeink, R. C. de Lamare, T. Peng

arxiv:1303.4384 v1 · 2013-03-17 · 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{NB5HRRH2L343Y5EZKWFHIZDCX5}

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	2026-05-18T03:30:27.321802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

687a78c4fa5ef9bc7499558a746462bf52845176a3793100cd8dd78fe905728d

Aliases

arxiv: 1303.4384 · arxiv_version: 1303.4384v1 · doi: 10.48550/arxiv.1303.4384 · pith_short_12: NB5HRRH2L343 · pith_short_16: NB5HRRH2L343Y5EZ · pith_short_8: NB5HRRH2

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/NB5HRRH2L343Y5EZKWFHIZDCX5 \
  | 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: 687a78c4fa5ef9bc7499558a746462bf52845176a3793100cd8dd78fe905728d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb55aa4825e96bee4583204575075b279e8b7f9b8dd2be54f2dfde5a711ef7b0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-17T23:39:19Z",
    "title_canon_sha256": "9ed87cf95d8f6f21bf7a27083ccc73778bdfcdc806ea952e1b835abb19307701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4384",
    "kind": "arxiv",
    "version": 1
  }
}