Pith Number

pith:7BSCC7WL

pith:2019:7BSCC7WLSN7IJMBW4R3ECQRTY6

not attested not anchored not stored refs pending

Quantum Frequency Conversion of a Quantum Dot Single-Photon Source on a Nanophotonic Chip

Anshuman Singh, Christian Schneider, Jin Liu, John Lawall, Kartik Srinivasan, Qing Li, Richard Mirin, Sae Woo Nam, Shunfa Liu, Sven H\"ofling, Varun Verma, Xiyuan Lu, Ying Yu

arxiv:1904.12041 v1 · 2019-04-26 · 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{7BSCC7WLSN7IJMBW4R3ECQRTY6}

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	2026-05-17T23:47:39.037523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f864217ecb937e84b036e476414233c795722eb132798ad79d7f98f3991f211e

Aliases

arxiv: 1904.12041 · arxiv_version: 1904.12041v1 · doi: 10.48550/arxiv.1904.12041 · pith_short_12: 7BSCC7WLSN7I · pith_short_16: 7BSCC7WLSN7IJMBW · pith_short_8: 7BSCC7WL

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/7BSCC7WLSN7IJMBW4R3ECQRTY6 \
  | 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: f864217ecb937e84b036e476414233c795722eb132798ad79d7f98f3991f211e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "944f459a468e897b1935b19fa391a9305cd357480a28dc970acbb55a441ba4c2",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-26T20:39:44Z",
    "title_canon_sha256": "50ccb9ceb65c9a1997e302c9c17009a64f45af3bf793c9e6fc9537334e7c9fd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12041",
    "kind": "arxiv",
    "version": 1
  }
}