Pith Number

pith:7QLJMWMJ

pith:2026:7QLJMWMJOSCYS7CZA4ERXSHTZK

not attested not anchored not stored refs pending

Phase-correlation-free quantum key distribution source operating at gigahertz rates

Alessandro Marcomini, Aur\'elien Cavali\'e, Boris Korzh, David Cabrerizo, Gianluca Boso, Lo\"ic Millet, Marcos Curty, Raphael Houlmann, Rob Thew, Shashank Kumar, Towsif Taher

arxiv:2606.04947 v1 · 2026-06-03 · 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{7QLJMWMJOSCYS7CZA4ERXSHTZK}

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	2026-06-04T01:09:57.445913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc169659897485897c5907091bc8f3cab35a3296b820e07b67580a674e4abd69

Aliases

arxiv: 2606.04947 · arxiv_version: 2606.04947v1 · doi: 10.48550/arxiv.2606.04947 · pith_short_12: 7QLJMWMJOSCY · pith_short_16: 7QLJMWMJOSCYS7CZ · pith_short_8: 7QLJMWMJ

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/7QLJMWMJOSCYS7CZA4ERXSHTZK \
  | 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: fc169659897485897c5907091bc8f3cab35a3296b820e07b67580a674e4abd69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a7760173aa4032951b8b59aced6cd48400340c1c51db6b420a16220c7daf37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-03T14:35:59Z",
    "title_canon_sha256": "0762978b16a5873ee861c93bcdc8fcca384edb89bc6cfe422713730996380614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04947",
    "kind": "arxiv",
    "version": 1
  }
}