Pith Number

pith:WOXG2NSA

pith:2025:WOXG2NSA3ND74NBQHEQVFLNJUC

not attested not anchored not stored refs pending

Record-Breaking 1935.6 bit/s/Hz Spectral Efficiency in 19-Ring-Core Fiber Transmission of GMI-Estimated 25.24 Pb/s Capacity Using Low-Complexity 4x4 MIMO

Haolin Zhou, Hualin Li, Jie Liu, Jie Luo, Junyi Liu, Lei Shen, Lei Zhang, Shuo Xu, Shuqi Mo, Siyuan Yu, Yining Huang, Yuming Huang, Zhaohui Li

arxiv:2506.04910 v1 · 2025-06-05 · 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{WOXG2NSA3ND74NBQHEQVFLNJUC}

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	2026-07-05T11:16:38.924883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3ae6d3640db47fe3430392152ada9a0a65a5f8be1aac3a99c90f77ba3d1f642

Aliases

arxiv: 2506.04910 · arxiv_version: 2506.04910v1 · doi: 10.48550/arxiv.2506.04910 · pith_short_12: WOXG2NSA3ND7 · pith_short_16: WOXG2NSA3ND74NBQ · pith_short_8: WOXG2NSA

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/WOXG2NSA3ND74NBQHEQVFLNJUC \
  | 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: b3ae6d3640db47fe3430392152ada9a0a65a5f8be1aac3a99c90f77ba3d1f642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2345093b30ccde0ebb1272cff150462cd02eece5978643556f690884df6544c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-06-05T11:45:09Z",
    "title_canon_sha256": "161abb79112a9cb6de3c79d8c714a9f0772c5aa94f4a29859bf4d45c6adaf226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.04910",
    "kind": "arxiv",
    "version": 1
  }
}