Pith Number

pith:TCXQM6FY

pith:2018:TCXQM6FYSOYUUESKXREVO5EDXR

not attested not anchored not stored refs pending

Iterative Turbo Receiver for LDPC-Coded MIMO Systems Based on Semi-definite Relaxation

Kun Wang, Zhi Ding

arxiv:1803.05844 v3 · 2018-03-15 · 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{TCXQM6FYSOYUUESKXREVO5EDXR}

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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	2026-05-18T00:07:49.843481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98af0678b893b14a124abc49577483bc42e5394aa478e7addef46da5b7778681

Aliases

arxiv: 1803.05844 · arxiv_version: 1803.05844v3 · doi: 10.48550/arxiv.1803.05844 · pith_short_12: TCXQM6FYSOYU · pith_short_16: TCXQM6FYSOYUUESK · pith_short_8: TCXQM6FY

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/TCXQM6FYSOYUUESKXREVO5EDXR \
  | 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: 98af0678b893b14a124abc49577483bc42e5394aa478e7addef46da5b7778681

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bdb2fda303d53b7cbd7dbd4b6a03654dd853d8e34fd41b44dd7e302d88f4892",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-03-15T16:41:44Z",
    "title_canon_sha256": "4518d7eb3faf42f39733f189441c41bbd296fe086ae3ebe46648d32db7bdec7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05844",
    "kind": "arxiv",
    "version": 3
  }
}