Pith Number

pith:PQQF4RFT

pith:2019:PQQF4RFTLE466526OKBC3ENBYD

not attested not anchored not stored refs pending

Quantum network nodes based on diamond qubits with an efficient nanophotonic interface

B. Machielse, C. T. Nguyen, D. D. Sukachev, D. S. Levonian, E. N. Knall, H. Park, M. D. Lukin, M. K. Bhaskar, M. Lon\v{c}ar, P. Stroganov, R. Riedinger

arxiv:1907.13199 v2 · 2019-07-30 · 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{PQQF4RFTLE466526OKBC3ENBYD}

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.

Cited by

1 paper in Pith

Experimental demonstration of memory-enhanced quantum communication

Receipt and verification

First computed	2026-07-05T00:17:09.557548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c205e44b35939ef775e72822d91a1c0eac1766192a7100a8f9d5a462d43ae6f

Aliases

arxiv: 1907.13199 · arxiv_version: 1907.13199v2 · doi: 10.48550/arxiv.1907.13199 · pith_short_12: PQQF4RFTLE46 · pith_short_16: PQQF4RFTLE466526 · pith_short_8: PQQF4RFT

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/PQQF4RFTLE466526OKBC3ENBYD \
  | 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: 7c205e44b35939ef775e72822d91a1c0eac1766192a7100a8f9d5a462d43ae6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83741412bd94db9284b47df51c1ed7b6169f80fce03f37f1262f9b3ab14454b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-30T19:49:54Z",
    "title_canon_sha256": "974f2a906bcf6fd8c15671598e59bf668eed4727a34306c1f7bcf4310b83e23f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.13199",
    "kind": "arxiv",
    "version": 2
  }
}