Pith Number

pith:NWHOHB4N

pith:2018:NWHOHB4NWET2FNHI3Y737WJAEF

not attested not anchored not stored refs pending

A Comparative Survey of Optical Wireless Technologies: Architectures and Applications

Amirul Islam, Md. Tanvir Hossan, Mostafa Zaman Chowdhury, Yeong Min Jang

arxiv:1810.02594 v1 · 2018-10-05 · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWHOHB4NWET2FNHI3Y737WJAEF}

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	2026-05-18T00:04:01.301965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d8ee3878db127a2b4e8de3fbfd9202142b4aaaeaa0f7ffe255aa3ea12f8408a

Aliases

arxiv: 1810.02594 · arxiv_version: 1810.02594v1 · doi: 10.48550/arxiv.1810.02594 · pith_short_12: NWHOHB4NWET2 · pith_short_16: NWHOHB4NWET2FNHI · pith_short_8: NWHOHB4N

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/NWHOHB4NWET2FNHI3Y737WJAEF \
  | 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: 6d8ee3878db127a2b4e8de3fbfd9202142b4aaaeaa0f7ffe255aa3ea12f8408a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddc7b69676bdf643cbd92668a90c59fdce956eac931d9cf2098a69d1ce378d4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-10-05T10:11:10Z",
    "title_canon_sha256": "ba492a7cdd9f40663076d4596b887125fd056d18a5f08d129a230a5d90d4ee5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02594",
    "kind": "arxiv",
    "version": 1
  }
}