Pith Number

pith:WWZ7CKHL

pith:2019:WWZ7CKHL6KGCGS7L6TKKTWTASP

not attested not anchored not stored refs pending

Realization of nonlinear optical nonreciprocity on a few-photon level based on atoms strongly coupled to an asymmetric cavity

Gang Li, Hai He, Jinping Xu, Pengfei Yang, Pengfei Zhang, Peng Zhang, Shaokang Li, Tiancai Zhang, Xing Han, Xiuwen Xia, Yaping Yang

arxiv:1906.00123 v2 · 2019-05-31 · 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{WWZ7CKHL6KGCGS7L6TKKTWTASP}

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	2026-07-05T00:25:10.753704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5b3f128ebf28c234bebf4d4a9da6093f28b29d6659b45837e919fee2093e289

Aliases

arxiv: 1906.00123 · arxiv_version: 1906.00123v2 · doi: 10.48550/arxiv.1906.00123 · pith_short_12: WWZ7CKHL6KGC · pith_short_16: WWZ7CKHL6KGCGS7L · pith_short_8: WWZ7CKHL

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/WWZ7CKHL6KGCGS7L6TKKTWTASP \
  | 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: b5b3f128ebf28c234bebf4d4a9da6093f28b29d6659b45837e919fee2093e289

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa355962449f1ab2aa5d440981a9e152615851e625896115175ca9fd6033f79c",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-31T23:57:28Z",
    "title_canon_sha256": "e897c8a461c9ff77ea316a0c232a5a1196cb3c5a873bfeb004aa737934ff66db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00123",
    "kind": "arxiv",
    "version": 2
  }
}