Pith Number

pith:WLJCSOBC

pith:2019:WLJCSOBCZ7MYDVRZO2OZMRHU6J

not attested not anchored not stored refs pending

Underwater Transmission of High-dimensional Twisted Photons over 55 Meters

Cheng-Qiu Hu, Jun Gao, Ke Sun, Ming-Ming Cao, Wei-Guan Shen, Xian-Min Jin, Yuan Chen, Zeng-Quan Yan, Zhan-Ming Li, Zhi-Qiang Jiao

arxiv:1902.01392 v1 · 2019-02-04 · 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{WLJCSOBCZ7MYDVRZO2OZMRHU6J}

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	2026-05-17T23:54:48.995395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2d2293822cfd981d639769d9644f4f27ab370d59a0512a021fecb8e7f0e637d

Aliases

arxiv: 1902.01392 · arxiv_version: 1902.01392v1 · doi: 10.48550/arxiv.1902.01392 · pith_short_12: WLJCSOBCZ7MY · pith_short_16: WLJCSOBCZ7MYDVRZ · pith_short_8: WLJCSOBC

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/WLJCSOBCZ7MYDVRZO2OZMRHU6J \
  | 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: b2d2293822cfd981d639769d9644f4f27ab370d59a0512a021fecb8e7f0e637d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "038871021de317768abcfdb359f7bd1295c604c5eb962f8bcbb0fa2603b81d7e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-04T18:59:24Z",
    "title_canon_sha256": "a4d0f9901bae5f79220b50bbe9bb7d9b68944d45d7425f015be9f9fefafc9363"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01392",
    "kind": "arxiv",
    "version": 1
  }
}