Pith Number

pith:FJL5HJ5Z

pith:2022:FJL5HJ5ZCDBVBDV3HEBYIRXCRW

not attested not anchored not stored refs pending

Continuous-Variable Measurement-Device-Independent Quantum Key Distribution in Free-Space Channels

Masoud Ghalaii, Stefano Pirandola

arxiv:2212.06687 v1 · 2022-12-13 · 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{FJL5HJ5ZCDBVBDV3HEBYIRXCRW}

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	2026-07-05T07:05:29.998603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a57d3a7b910c3508ebb39038446e28d8d7d65b4a711f511b62065235b23ab61

Aliases

arxiv: 2212.06687 · arxiv_version: 2212.06687v1 · doi: 10.48550/arxiv.2212.06687 · pith_short_12: FJL5HJ5ZCDBV · pith_short_16: FJL5HJ5ZCDBVBDV3 · pith_short_8: FJL5HJ5Z

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/FJL5HJ5ZCDBVBDV3HEBYIRXCRW \
  | 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: 2a57d3a7b910c3508ebb39038446e28d8d7d65b4a711f511b62065235b23ab61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5cdbe231907b22c4a6684bc5092c7d27e00d9e1b001055a12e1cec35b884a65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-12-13T16:02:35Z",
    "title_canon_sha256": "db4a19100bfcc2ffc862322050d37d65d322c052828084e904d59db725bd250e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.06687",
    "kind": "arxiv",
    "version": 1
  }
}