Pith Number

pith:QEUGXD2S

pith:2018:QEUGXD2SZ5TIYY5LA6DHEC62EO

not attested not anchored not stored refs pending

Performance Comparison of two novel Relay-Assisted Hybrid FSO / RF Communication Systems

Mohammad Ali Amirabadi

arxiv:1802.07335 v2 · 2018-02-19 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEUGXD2SZ5TIYY5LA6DHEC62EO}

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	2026-05-18T00:00:21.907821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81286b8f52cf668c63ab0786720bda238937a89a0b2eadba4695134346313181

Aliases

arxiv: 1802.07335 · arxiv_version: 1802.07335v2 · doi: 10.48550/arxiv.1802.07335 · pith_short_12: QEUGXD2SZ5TI · pith_short_16: QEUGXD2SZ5TIYY5L · pith_short_8: QEUGXD2S

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/QEUGXD2SZ5TIYY5LA6DHEC62EO \
  | 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: 81286b8f52cf668c63ab0786720bda238937a89a0b2eadba4695134346313181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46e31a6dce8a8cebf75d8dbe9ec03639651ee1e1bc47055bac4a2770da3b8edc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-19T14:09:17Z",
    "title_canon_sha256": "76cb00d47d501f17807e062ff4748c4c3f821c196443a01f13e9a3f2f6ce85c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07335",
    "kind": "arxiv",
    "version": 2
  }
}