Pith Number

pith:DIE7KCOH

pith:2025:DIE7KCOHJFBVC7QPAH3HAF2OY2

not attested not anchored not stored refs pending

Robust End-to-End FSO Transmission with Joint Coding Modulation and BiLSTM-Based Channel Modeling under Atmospheric Turbulence

Hongyu Huang, Kun Xu, Shanguo Huang, Wei Zhang, Xiangyong Dong, Yan Ma, Yongli Zhao, Zhenming Yu

arxiv:2509.03835 v1 · 2025-09-04 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIE7KCOHJFBVC7QPAH3HAF2OY2}

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	2026-07-05T12:04:47.619732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a09f509c74943517e0f01f670174ec684c20edcf489b8be90058c2b4a553867

Aliases

arxiv: 2509.03835 · arxiv_version: 2509.03835v1 · doi: 10.48550/arxiv.2509.03835 · pith_short_12: DIE7KCOHJFBV · pith_short_16: DIE7KCOHJFBVC7QP · pith_short_8: DIE7KCOH

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/DIE7KCOHJFBVC7QPAH3HAF2OY2 \
  | 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: 1a09f509c74943517e0f01f670174ec684c20edcf489b8be90058c2b4a553867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7cbe0121cfe2d7bd0f04a352452fb14cb4a13f5ec72ea829b1fb844567f653d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-09-04T02:56:31Z",
    "title_canon_sha256": "dccac3ec2a15e66e85799d7fd2095a43c31973d6eb123d976f2a9cc0d2a798f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03835",
    "kind": "arxiv",
    "version": 1
  }
}