Pith Number

pith:DJEO23S4

pith:2023:DJEO23S42Q5HX2D3YTGTA7HWDX

not attested not anchored not stored refs pending

Discrete frequency-bin entanglement generation via cascaded second-order nonlinear processes in Sagnac interferometer

Chenzhi Yuan, Guangcan Guo, Guangwei Deng, Haizhi Song, Hao Li, Jiarui Li, Lixing You, Qiang Zhou, Ruiming Zhang, Si Shen, You Wang, Yunru Fan, Zhen Wang, Zichang Zhang

arxiv:2304.14245 v1 · 2023-04-27 · 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{DJEO23S42Q5HX2D3YTGTA7HWDX}

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	2026-07-05T06:13:20.579509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a48ed6e5cd43a7be87bc4cd307cf61de9bd6b0292ea4c72ff04bebbac8c906a

Aliases

arxiv: 2304.14245 · arxiv_version: 2304.14245v1 · doi: 10.48550/arxiv.2304.14245 · pith_short_12: DJEO23S42Q5H · pith_short_16: DJEO23S42Q5HX2D3 · pith_short_8: DJEO23S4

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/DJEO23S42Q5HX2D3YTGTA7HWDX \
  | 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: 1a48ed6e5cd43a7be87bc4cd307cf61de9bd6b0292ea4c72ff04bebbac8c906a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b75416cd515f2ad34455dcaa1e10b895342a8d5578fe0a7d5918ff94a832ee2f",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-04-27T15:03:51Z",
    "title_canon_sha256": "1893550d310f1ac42294b95bf0cbe3000fd6a58feb754d17991a186978daaf3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.14245",
    "kind": "arxiv",
    "version": 1
  }
}