Pith Number

pith:Z2LWP4AZ

pith:2020:Z2LWP4AZZTSFXUNY6IJG27OWGG

not attested not anchored not stored refs pending

Unconventional photon blockade based on double second order nonlinear coupling system

Hongyu Lin, Xiaoqian Wang, Zhihai Yao, Zhuo Yu

arxiv:2001.05831 v1 · 2020-01-16 · physics.optics · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2LWP4AZZTSFXUNY6IJG27OWGG}

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	2026-07-05T00:33:56.162488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce9767f019cce45bd1b8f2126d7dd631ae643def3feaf03288cd3febffc45d94

Aliases

arxiv: 2001.05831 · arxiv_version: 2001.05831v1 · doi: 10.48550/arxiv.2001.05831 · pith_short_12: Z2LWP4AZZTSF · pith_short_16: Z2LWP4AZZTSFXUNY · pith_short_8: Z2LWP4AZ

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/Z2LWP4AZZTSFXUNY6IJG27OWGG \
  | 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: ce9767f019cce45bd1b8f2126d7dd631ae643def3feaf03288cd3febffc45d94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75ab1022de5e7d584bbb7275c3bf0433f03a8e46eeaf3429898c087bbf906046",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-01-16T15:00:06Z",
    "title_canon_sha256": "07b243dcb357f251ca85765bd8ac66dc52f4a5db5c9a36465f54da4485c3954c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.05831",
    "kind": "arxiv",
    "version": 1
  }
}