Pith Number

pith:DB6MY423

pith:2018:DB6MY423R3C66HPNOEU3ZC4SZQ

not attested not anchored not stored refs pending

On-demand quantum key distribution using superconducting rings with a mesoscopic Josephson junction

Arvind, Chandan Kumar, Jaskaran Singh

arxiv:1808.06471 v1 · 2018-08-20 · 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{DB6MY423R3C66HPNOEU3ZC4SZQ}

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	2026-05-18T00:07:44.797107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187ccc735b8ec5ef1ded7129bc8b92cc296da2741fe347431b771af16abb081a

Aliases

arxiv: 1808.06471 · arxiv_version: 1808.06471v1 · doi: 10.48550/arxiv.1808.06471 · pith_short_12: DB6MY423R3C6 · pith_short_16: DB6MY423R3C66HPN · pith_short_8: DB6MY423

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/DB6MY423R3C66HPNOEU3ZC4SZQ \
  | 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: 187ccc735b8ec5ef1ded7129bc8b92cc296da2741fe347431b771af16abb081a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adea3ae183693d8bb67a2e43ce257d804410f3d4cd46917604e17257cb68cda6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-20T14:24:00Z",
    "title_canon_sha256": "08c78ecfeff3fd78d44d55df60a8776e517c5fe0009727aaad79b497b0bb35e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06471",
    "kind": "arxiv",
    "version": 1
  }
}