Pith Number

pith:CQWDTYSN

pith:2021:CQWDTYSNEHZSSCCHYFL5C3JYCI

not attested not anchored not stored refs pending

Experimental Side Channel Analysis of BB84 QKD Source

Anindya Banerji, Ayan Biswas, Pooja Chandravashi, Ravindra P. Singh, Rupesh Kumar

arxiv:2106.10500 v3 · 2021-06-19 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQWDTYSNEHZSSCCHYFL5C3JYCI}

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	2026-07-05T03:20:56.304075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

142c39e24d21f3290847c157d16d38122c8926a52cb26d2d9b8630c18efb9fba

Aliases

arxiv: 2106.10500 · arxiv_version: 2106.10500v3 · doi: 10.48550/arxiv.2106.10500 · pith_short_12: CQWDTYSNEHZS · pith_short_16: CQWDTYSNEHZSSCCH · pith_short_8: CQWDTYSN

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/CQWDTYSNEHZSSCCHYFL5C3JYCI \
  | 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: 142c39e24d21f3290847c157d16d38122c8926a52cb26d2d9b8630c18efb9fba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "644b7b15f13943ad9e3fa8a8cddb25a4c5303010f852ea244061964cdd8e7f1e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-06-19T13:57:30Z",
    "title_canon_sha256": "9aeb1bb2bcda46e05f885b310be63186f5a3c50b9ecb2f435e00e68c4a6a90ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.10500",
    "kind": "arxiv",
    "version": 3
  }
}