Pith Number

pith:5QSD764G

pith:2026:5QSD764G5YX7PQTCAP2SZMMLSW

not attested not anchored not stored refs pending

Broadband Characterization of Polarization Mode Dispersion for Quantum Communication Channels

Aleksei Ponasenko, Alexander Ling, James A. Grieve, Konstantin Kravtsov, Rui Ming Chua, Vadim Rodimin, Xingjian Zhang, Yury Kurochkin

arxiv:2607.03202 v1 · 2026-07-03 · quant-ph · 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{5QSD764G5YX7PQTCAP2SZMMLSW}

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	2026-07-07T01:16:46.469596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec243ffb86ee2ff7c26203f52cb18b95a74b039a126e67e21cadb5c73967b38a

Aliases

arxiv: 2607.03202 · arxiv_version: 2607.03202v1 · doi: 10.48550/arxiv.2607.03202 · pith_short_12: 5QSD764G5YX7 · pith_short_16: 5QSD764G5YX7PQTC · pith_short_8: 5QSD764G

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/5QSD764G5YX7PQTCAP2SZMMLSW \
  | 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: ec243ffb86ee2ff7c26203f52cb18b95a74b039a126e67e21cadb5c73967b38a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73be77e54c62df7abe615377dfedc73c65a443404974d9cb22812b31a43612e0",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-03T11:15:15Z",
    "title_canon_sha256": "10a23d3b95428bcabc939414e354288f3ce3f0623e2d863f327fc3587458e8c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03202",
    "kind": "arxiv",
    "version": 1
  }
}