Pith Number

pith:33RZQGCZ

pith:2021:33RZQGCZRRSHOG3AAFOBATEE2T

not attested not anchored not stored refs pending

Measurement device-independent quantum key distribution with passive, time-dependent source side-channels

Amita Gnanapandithan, Hoi-Kwong Lo, J. Eli Bourassa, Li Qian

arxiv:2108.08698 v1 · 2021-08-19 · 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{33RZQGCZRRSHOG3AAFOBATEE2T}

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	2026-07-05T05:30:05.332363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dee39818598c64771b60015c104c84d4c9c78e2eae554994ed59541433053cfe

Aliases

arxiv: 2108.08698 · arxiv_version: 2108.08698v1 · doi: 10.48550/arxiv.2108.08698 · pith_short_12: 33RZQGCZRRSH · pith_short_16: 33RZQGCZRRSHOG3A · pith_short_8: 33RZQGCZ

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/33RZQGCZRRSHOG3AAFOBATEE2T \
  | 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: dee39818598c64771b60015c104c84d4c9c78e2eae554994ed59541433053cfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55f2b27e130dac4afc4dbd5972a680606a9f269d2f3ec1bc5763a9d8e7d4cac2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-19T14:08:22Z",
    "title_canon_sha256": "9e4ee227cf538fb5e10278a1d1471048b039a7cd6e816173a4afe17664d4f2e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08698",
    "kind": "arxiv",
    "version": 1
  }
}