Pith Number

pith:RA7UF3IP

pith:2021:RA7UF3IPDU4TZXL3A7JEXQ4225

not attested not anchored not stored refs pending

Silicon Photonics in Optical Access Networks for 5G Communications

Jia Liu, Jim Slevinsky, Leslie A. Rusch, Peng Tan, Wei Shi, Xun Guan

arxiv:2105.05924 v2 · 2021-05-12 · cs.NI · 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{RA7UF3IPDU4TZXL3A7JEXQ4225}

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	2026-07-05T02:56:58.208652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

883f42ed0f1d393cdd7b07d24bc39ad76199882e94b9ca45f55ee84ffd37b70d

Aliases

arxiv: 2105.05924 · arxiv_version: 2105.05924v2 · doi: 10.48550/arxiv.2105.05924 · pith_short_12: RA7UF3IPDU4T · pith_short_16: RA7UF3IPDU4TZXL3 · pith_short_8: RA7UF3IP

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/RA7UF3IPDU4TZXL3A7JEXQ4225 \
  | 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: 883f42ed0f1d393cdd7b07d24bc39ad76199882e94b9ca45f55ee84ffd37b70d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b1b0cb0016651de69daafa2494ef92576ebb174a96ae2d3da1e7058942841ce",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2021-05-12T19:35:25Z",
    "title_canon_sha256": "046d51dedb5940db4e984f016e6bc2b81fc1cd086a17dce72f2916512da7ca09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.05924",
    "kind": "arxiv",
    "version": 2
  }
}