Pith Number

pith:5J7GX5HN

pith:2022:5J7GX5HNYH2DLUKPNPM3P6MCIP

not attested not anchored not stored refs pending

Spectral and Energy Efficiency of DCO-OFDM in Visible Light Communication Systems with Finite-Alphabet Inputs

Hang Li, Ruixin Yang, Shiyin Li, Shuai Ma, XiaoDong Liu, Xintong Ling, Xiong Deng, Xun Zhang, Zihan Xu

arxiv:2202.01097 v1 · 2022-02-02 · cs.IT · eess.SP · 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{5J7GX5HNYH2DLUKPNPM3P6MCIP}

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	2026-07-05T03:53:41.855261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea7e6bf4edc1f435d14f6bd9b7f98243cd891b78485dc5307f40c6c762b0f368

Aliases

arxiv: 2202.01097 · arxiv_version: 2202.01097v1 · doi: 10.48550/arxiv.2202.01097 · pith_short_12: 5J7GX5HNYH2D · pith_short_16: 5J7GX5HNYH2DLUKP · pith_short_8: 5J7GX5HN

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/5J7GX5HNYH2DLUKPNPM3P6MCIP \
  | 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: ea7e6bf4edc1f435d14f6bd9b7f98243cd891b78485dc5307f40c6c762b0f368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ea06346774854859b201f3b2889820e27927a013284de5af4dcfa1cf410a550",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-02-02T15:51:19Z",
    "title_canon_sha256": "87ad57ade4c34250793dd15c4709f4b3a5abea49d3802cd71a6cc21f74fdc0d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01097",
    "kind": "arxiv",
    "version": 1
  }
}