Pith Number

pith:S26MD5WT

pith:2018:S26MD5WTSVUU6NLVBYVXHKIXN5

not attested not anchored not stored refs pending

High-speed PAM4-based Optical SDM Interconnects with Directly Modulated Long-wavelength VCSEL

Aleksejs Udalcovs, Deming Liu, Gunnar Jacobsen, Guy Torfs, Haolin Li, Jiajia Chen, Johan Bauwelinck, Joris Van Kerrebrouck, Lin Gan, Lu Zhang, Markus-Christian Amann, Ming Tang, Oskars Ozolins, Richard Schatz, Rui Lin, Sergei Popov, Silvia Spiga, Songnian Fu, Weijun Tong, Xiaodan Pang, Xin Yin

arxiv:1812.05536 v1 · 2018-11-13 · eess.SP · 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{S26MD5WTSVUU6NLVBYVXHKIXN5}

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	2026-05-17T23:58:20.011857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96bcc1f6d395694f35750e2b73a9176f54713f9fc4e7d98485eb8e4925075016

Aliases

arxiv: 1812.05536 · arxiv_version: 1812.05536v1 · doi: 10.48550/arxiv.1812.05536 · pith_short_12: S26MD5WTSVUU · pith_short_16: S26MD5WTSVUU6NLV · pith_short_8: S26MD5WT

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/S26MD5WTSVUU6NLVBYVXHKIXN5 \
  | 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: 96bcc1f6d395694f35750e2b73a9176f54713f9fc4e7d98485eb8e4925075016

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "402c686d01ea9bcbed7843a8265708a3e9e100ac79f9df2b7310ea253df08611",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-11-13T09:46:34Z",
    "title_canon_sha256": "32b52cfc03af2174c3cc3115c6e2840f97c44a026f3206e97ac95f1c5d33a402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05536",
    "kind": "arxiv",
    "version": 1
  }
}