Pith Number

pith:5SDH5LAN

pith:2017:5SDH5LANPK2IXC232NM2NVNMBY

not attested not anchored not stored refs pending

An Improved Diversity Combining Receiver for Layered ACO-FOFDM in IM/DD Systems

Aiying Yang, Fan Hu, Jia Qi, Ji Zhou, Mengqi Guo, Xizi Tang, Yaojun Qiao, Yueming Lu

arxiv:1703.04064 v2 · 2017-03-12 · 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{5SDH5LANPK2IXC232NM2NVNMBY}

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	2026-05-18T00:39:36.485810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec867eac0d7ab48b8b5bd359a6d5ac0e088af30af4cb65294b3c02dd27d12e81

Aliases

arxiv: 1703.04064 · arxiv_version: 1703.04064v2 · doi: 10.48550/arxiv.1703.04064 · pith_short_12: 5SDH5LANPK2I · pith_short_16: 5SDH5LANPK2IXC23 · pith_short_8: 5SDH5LAN

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/5SDH5LANPK2IXC232NM2NVNMBY \
  | 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: ec867eac0d7ab48b8b5bd359a6d5ac0e088af30af4cb65294b3c02dd27d12e81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a29813e8dcde6bd9aaa4f00540157230c00675a4c366ac82ae004422ebfb3631",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-03-12T03:11:44Z",
    "title_canon_sha256": "b76cb1a73c7d411b9e914bb244db2c48dc9a4ae9a87079546c02e79a19e52f80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04064",
    "kind": "arxiv",
    "version": 2
  }
}