Pith Number

pith:5GIIX55O

pith:2019:5GIIX55OOW6ZGIGMR2U77PHCHV

not attested not anchored not stored refs pending

Measurement-device-independent quantum key distribution coexisting with classical communication

Caleb John, Daniel Oblak, Kimberley A. Owen, Prathwiraj Umesh, Qiang Zhou, Raju Valivarthi, Sae Woo Nam, Varun B. Verma, Wolfgang Tittel

arxiv:1905.00465 v1 · 2019-05-01 · 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{5GIIX55OOW6ZGIGMR2U77PHCHV}

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	2026-05-17T23:47:11.772221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9908bf7ae75bd9320cc8ea9ffbce23d5358c2d9c7212fc7b4b5bc32b549eadc

Aliases

arxiv: 1905.00465 · arxiv_version: 1905.00465v1 · doi: 10.48550/arxiv.1905.00465 · pith_short_12: 5GIIX55OOW6Z · pith_short_16: 5GIIX55OOW6ZGIGM · pith_short_8: 5GIIX55O

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/5GIIX55OOW6ZGIGMR2U77PHCHV \
  | 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: e9908bf7ae75bd9320cc8ea9ffbce23d5358c2d9c7212fc7b4b5bc32b549eadc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cd842088961bbd1e2bab3f627d635ff75d4b1ff47a80d32b59bf59707db79e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-01T19:37:35Z",
    "title_canon_sha256": "3b1bcb4050dde29481a34277149e29c93a8f2afc651864b7a85092cc4f05161c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00465",
    "kind": "arxiv",
    "version": 1
  }
}