Pith Number

pith:IZZRTRNJ

pith:2017:IZZRTRNJ3S6C6637JJZ4M5YSDF

not attested not anchored not stored refs pending

Best-practice criteria for practical security of self-differencing avalanche photodiode detectors in quantum key distribution

A. J. Shields, A. Koehler-Sidki, A. W. Sharpe, G. L. Roberts, J. F. Dynes, M. Lucamarini, Z. L. Yuan

arxiv:1712.06520 v1 · 2017-12-18 · 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{IZZRTRNJ3S6C6637JJZ4M5YSDF}

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	2026-05-18T00:17:41.659012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467319c5a9dcbc2f7b7f4a73c677121953bcf95464cf5917a6c22be33a6606f1

Aliases

arxiv: 1712.06520 · arxiv_version: 1712.06520v1 · doi: 10.48550/arxiv.1712.06520 · pith_short_12: IZZRTRNJ3S6C · pith_short_16: IZZRTRNJ3S6C6637 · pith_short_8: IZZRTRNJ

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/IZZRTRNJ3S6C6637JJZ4M5YSDF \
  | 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: 467319c5a9dcbc2f7b7f4a73c677121953bcf95464cf5917a6c22be33a6606f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e36e0bde55e49c65b49087836832a99ae2b9c076181df45af64bcd621b0cb64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-18T16:57:27Z",
    "title_canon_sha256": "524cd6911bf5b21feede051383b1eb8cc71d4bc630732469a8c572843e227ae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06520",
    "kind": "arxiv",
    "version": 1
  }
}