Pith Number

pith:JPVKB3RY

pith:2021:JPVKB3RYT2QQHNUFPWRWV7U4YK

not attested not anchored not stored refs pending

Discrete-variable quantum key distribution with homodyne detection

Cassey Crystania Liang, Chao Wang, Charles Ci-Wen Lim, Gong Zhang, Ignatius William Primaatmaja, Jing Yan Haw

arxiv:2109.00492 v4 · 2021-09-01 · 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{JPVKB3RYT2QQHNUFPWRWV7U4YK}

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	2026-07-05T03:45:41.962349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4beaa0ee389ea103b6857da36afe9cc2b6cad415d5388e77fb214e74f2835170

Aliases

arxiv: 2109.00492 · arxiv_version: 2109.00492v4 · doi: 10.48550/arxiv.2109.00492 · pith_short_12: JPVKB3RYT2QQ · pith_short_16: JPVKB3RYT2QQHNUF · pith_short_8: JPVKB3RY

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/JPVKB3RYT2QQHNUFPWRWV7U4YK \
  | 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: 4beaa0ee389ea103b6857da36afe9cc2b6cad415d5388e77fb214e74f2835170

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fb5c7ddb9db7f13f5e0f7d6096286c9663c3db21151f8bf9a098e3357ff7f0c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-09-01T17:12:28Z",
    "title_canon_sha256": "5c4d8b53f52509a73b9774a615b29847a62e71fc9f11136516c59869f8b4e3bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.00492",
    "kind": "arxiv",
    "version": 4
  }
}