Pith Number

pith:O2SG6SSK

pith:2011:O2SG6SSKRRXF2WRLMTLKGR3WCT

not attested not anchored not stored refs pending

Photonic two-qubit parity gate with tiny cross-Kerr nonlinearity

Deng-Yu Zhang, Le-Man Kuang, Li-Jun Xie, Shi-Qing Tang, Xin-Wen Wang, Zhi-yong Wang

arxiv:1112.6135 v2 · 2011-12-28 · 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{O2SG6SSKRRXF2WRLMTLKGR3WCT}

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	2026-05-18T03:54:39.176502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76a46f4a4a8c6e5d5a2b64d6a3477614e34119c8061f5df422115868cbfa6186

Aliases

arxiv: 1112.6135 · arxiv_version: 1112.6135v2 · doi: 10.48550/arxiv.1112.6135 · pith_short_12: O2SG6SSKRRXF · pith_short_16: O2SG6SSKRRXF2WRL · pith_short_8: O2SG6SSK

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/O2SG6SSKRRXF2WRLMTLKGR3WCT \
  | 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: 76a46f4a4a8c6e5d5a2b64d6a3477614e34119c8061f5df422115868cbfa6186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10eed8bbf93fe69f61fbb4780fc702d1e3a4ba2ab91f3b4efc06d3fd31b12964",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-12-28T15:36:00Z",
    "title_canon_sha256": "f12fe75a1293676b652d8f503fec6cde7aec40496c94e68696905c52aa6725ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6135",
    "kind": "arxiv",
    "version": 2
  }
}