Pith Number

pith:UA5ITW7N

pith:2017:UA5ITW7N4YPPWVMFCCFBBVSMAY

not attested not anchored not stored refs pending

An advanced active quenching circuit for ultra-fast quantum cryptography

Bradley G. Christensen, Daniel J. Gauthier, Mario Stip\v{c}evi\'c, Paul G. Kwiat

arxiv:1706.06628 v2 · 2017-06-20 · quant-ph · cs.CR · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UA5ITW7N4YPPWVMFCCFBBVSMAY}

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	2026-05-18T00:35:41.085171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a03a89dbede61efb5585108a10d64c063fb109fdeda089f4a8cc51ecc4096c15

Aliases

arxiv: 1706.06628 · arxiv_version: 1706.06628v2 · doi: 10.48550/arxiv.1706.06628 · pith_short_12: UA5ITW7N4YPP · pith_short_16: UA5ITW7N4YPPWVMF · pith_short_8: UA5ITW7N

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/UA5ITW7N4YPPWVMFCCFBBVSMAY \
  | 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: a03a89dbede61efb5585108a10d64c063fb109fdeda089f4a8cc51ecc4096c15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e28f6f5ecd343e8799cb6a9f4fa6187c855d6e92bc12b7f356b7528803f1073f",
    "cross_cats_sorted": [
      "cs.CR",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-06-20T19:10:24Z",
    "title_canon_sha256": "63a9ed53a3db1721ecec70a3e2ce03a640ec3d347e54345ba2b9258f65c17e6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06628",
    "kind": "arxiv",
    "version": 2
  }
}