Pith Number

pith:4MYRB4RU

pith:2026:4MYRB4RULAGTN6J3N2JSBDE7MZ

not attested not anchored not stored refs pending

Rack-integrated quantum dot-based source of single and entangled photons at telecom C-band

Anna Friederike K\"ohler, Benjamin Breiholz, Emma Marmasse, Michael Jetter, Michal Vyvlecka, Peter Michler, Ponraj Vijayan, Raphael Joos, Simone Luca Portalupi, Sven H\"ofling, Tobias Huber-Loyola

arxiv:2607.21454 v1 · 2026-07-23 · quant-ph · cond-mat.other · 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{4MYRB4RULAGTN6J3N2JSBDE7MZ}

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	2026-07-24T01:24:33.681797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e33110f234580d36f93b6e93208c9f6659ee47ffb9bdfab052c79fc256748c45

Aliases

arxiv: 2607.21454 · arxiv_version: 2607.21454v1 · doi: 10.48550/arxiv.2607.21454 · pith_short_12: 4MYRB4RULAGT · pith_short_16: 4MYRB4RULAGTN6J3 · pith_short_8: 4MYRB4RU

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/4MYRB4RULAGTN6J3N2JSBDE7MZ \
  | 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: e33110f234580d36f93b6e93208c9f6659ee47ffb9bdfab052c79fc256748c45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6721a42c51e03309b55129223385f77f9b5ae1f219072936f2a9e820a63e253",
    "cross_cats_sorted": [
      "cond-mat.other",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-23T15:56:40Z",
    "title_canon_sha256": "3cf7e7852cf27d97411cbfddf97134aea15d525e20d897afc6513ff626d4fb21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21454",
    "kind": "arxiv",
    "version": 1
  }
}