Pith Number

pith:B74KL5CK

pith:2009:B74KL5CKP6TIUGK7DLBQB4XLP6

not attested not anchored not stored refs pending

Performance Assessment of MIMO-BICM Demodulators based on System Capacity

Gerald Matz, Joakim Jalden, Peter Fertl

arxiv:0903.2711 v2 · 2009-03-16 · 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{B74KL5CKP6TIUGK7DLBQB4XLP6}

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	2026-05-18T04:34:09.033668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ff8a5f44a7fa68a195f1ac300f2eb7fa63376cac8285836d7d43d2ced5d3f71

Aliases

arxiv: 0903.2711 · arxiv_version: 0903.2711v2 · doi: 10.48550/arxiv.0903.2711 · pith_short_12: B74KL5CKP6TI · pith_short_16: B74KL5CKP6TIUGK7 · pith_short_8: B74KL5CK

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/B74KL5CKP6TIUGK7DLBQB4XLP6 \
  | 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: 0ff8a5f44a7fa68a195f1ac300f2eb7fa63376cac8285836d7d43d2ced5d3f71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b623c1627a6a149e10866b5ef69b61a86dffa92e986826711a0c8d4d5f246fc6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2009-03-16T09:35:04Z",
    "title_canon_sha256": "e6187a4154909ac06850cdfbe92641c771e6f56e41c2c84d4acd575b537c88ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2711",
    "kind": "arxiv",
    "version": 2
  }
}