Pith Number

pith:CCMPIGO7

pith:2014:CCMPIGO7C745D7GARFDGHEYFXL

not attested not anchored not stored refs pending

Impact of Residual Transmit RF Impairments on Training-Based MIMO Systems

Emil Bj\"ornson, Michail Matthaiou, Mikael Coldrey, Xinlin Zhang

arxiv:1406.3638 v1 · 2014-06-13 · 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{CCMPIGO7C745D7GARFDGHEYFXL}

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	2026-05-18T02:49:45.300397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1098f419df17f9d1fcc08946639305baf851472b099e9c8641570cd19ef9a140

Aliases

arxiv: 1406.3638 · arxiv_version: 1406.3638v1 · doi: 10.48550/arxiv.1406.3638 · pith_short_12: CCMPIGO7C745 · pith_short_16: CCMPIGO7C745D7GA · pith_short_8: CCMPIGO7

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/CCMPIGO7C745D7GARFDGHEYFXL \
  | 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: 1098f419df17f9d1fcc08946639305baf851472b099e9c8641570cd19ef9a140

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "601062646b037238627c4468745dbf769eba8020c818931f049e5ea56b02fdd1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-06-13T20:18:25Z",
    "title_canon_sha256": "daf75454669a61a51afa7acf9b9aa298c51f121c5b5cd774214681eb5cec8715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3638",
    "kind": "arxiv",
    "version": 1
  }
}