Pith Number

pith:4D5CW26L

pith:2026:4D5CW26LGZTGLHPWGRWJHA7J36

not attested not anchored not stored refs pending

Frequency-switching Coherent Reception for Hardware-efficient High-baud-rate Optical Transmission Experiments

Hiroshi Yamazaki, Kohki Shibahara, Masanori Nakamura, Takayuki Kobayashi, Toshikazu Hashimoto, Yutaka Miyamoto

arxiv:2604.01623 v2 · 2026-04-02 · eess.SP · 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{4D5CW26LGZTGLHPWGRWJHA7J36}

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	2026-08-03T01:14:52.955761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0fa2b6bcb3666659df6346c9383e9df94cbbc7664bb67e4a5b19fff3dcf7b53

Aliases

arxiv: 2604.01623 · arxiv_version: 2604.01623v2 · doi: 10.48550/arxiv.2604.01623 · pith_short_12: 4D5CW26LGZTG · pith_short_16: 4D5CW26LGZTGLHPW · pith_short_8: 4D5CW26L

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/4D5CW26LGZTGLHPWGRWJHA7J36 \
  | 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: e0fa2b6bcb3666659df6346c9383e9df94cbbc7664bb67e4a5b19fff3dcf7b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18d014e3eb50e50368308488cc0c6f5c8db1193c92732c7a00f5a5b38780cea3",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-04-02T05:01:48Z",
    "title_canon_sha256": "35fbbdad341a45fc2fbe096f908fca101c9b58ad34a8519073acd5060a1a3e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2604.01623",
    "kind": "arxiv",
    "version": 2
  }
}