Pith Number

pith:SCCGO624

pith:2026:SCCGO624A25PQ4TRPOZNIASQ27

not attested not anchored not stored refs pending

Highly indistinguishable photons from a tin-vacancy spin qubit in diamond

Christoph Becher, David Lindler, Dennis Herrmann, Linus Ehre, Marlon Sch\"afer, Matthew Markham, Nicola Palmer, Oliver Williams, Peter van Loock, Robert Morsch-Golsong, Soumen Mandal, Tobias Bauer

arxiv:2607.22439 v1 · 2026-07-24 · 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{SCCGO624A25PQ4TRPOZNIASQ27}

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	2026-07-27T01:21:21.213586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9084677b5c06baf872717bb2d40250d7c07f4b3c1bb02f1635096d7dcf7b3a9a

Aliases

arxiv: 2607.22439 · arxiv_version: 2607.22439v1 · doi: 10.48550/arxiv.2607.22439 · pith_short_12: SCCGO624A25P · pith_short_16: SCCGO624A25PQ4TR · pith_short_8: SCCGO624

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/SCCGO624A25PQ4TRPOZNIASQ27 \
  | 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: 9084677b5c06baf872717bb2d40250d7c07f4b3c1bb02f1635096d7dcf7b3a9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "875da900e7ad454711c8daae565c0dcc27b954f166baa39fa50263a4facc57f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-24T16:00:50Z",
    "title_canon_sha256": "723d079520ff834c2a02d59323733e32878b2b1a1bdbf2e23de4d343b28440c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22439",
    "kind": "arxiv",
    "version": 1
  }
}