Pith Number

pith:Y3CDC2P5

pith:2019:Y3CDC2P5C5QTZDVFQTIDEDQZ3U

not attested not anchored not stored refs pending

A Unidirectional On-Chip Photonic Interface for Superconducting Circuits

A. Sharafiev, B. Vermersch, G. Kirchmair, M. L. Juan, P. O. Guimond, P. Zoller

arxiv:1911.02460 v1 · 2019-11-06 · 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{Y3CDC2P5C5QTZDVFQTIDEDQZ3U}

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	2026-07-05T00:51:04.655466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6c43169fd17613c8ea584d0320e19dd1168522ae0ecdd286db8b290ebc91d00

Aliases

arxiv: 1911.02460 · arxiv_version: 1911.02460v1 · doi: 10.48550/arxiv.1911.02460 · pith_short_12: Y3CDC2P5C5QT · pith_short_16: Y3CDC2P5C5QTZDVF · pith_short_8: Y3CDC2P5

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/Y3CDC2P5C5QTZDVFQTIDEDQZ3U \
  | 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: c6c43169fd17613c8ea584d0320e19dd1168522ae0ecdd286db8b290ebc91d00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4d17643f49db51c6edb5e6eb9dddfb1935274a48a2861c5c76f9bb84ee4c31a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-11-06T16:26:04Z",
    "title_canon_sha256": "903aa1b251b048d9a2aff09dce2e509871a558a5d57b5da09dfd6ac9c408bd39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.02460",
    "kind": "arxiv",
    "version": 1
  }
}