Pith Number

pith:E5XZGJ4W

pith:2013:E5XZGJ4WIEI3VKOXWFK7MOMNH7

not attested not anchored not stored refs pending

Reducing the number of ancilla qubits and the gate count required for creating large controlled operations

Anmer Daskin, Jonathan P. Dowling, Katherine L. Brown, Sabre Kais

arxiv:1304.5548 v1 · 2013-04-19 · 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{E5XZGJ4WIEI3VKOXWFK7MOMNH7}

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	2026-05-18T03:27:31.730308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

276f9327964111baa9d7b155f6398d3fce44ed37b023b3649ec7e0f242b79abe

Aliases

arxiv: 1304.5548 · arxiv_version: 1304.5548v1 · doi: 10.48550/arxiv.1304.5548 · pith_short_12: E5XZGJ4WIEI3 · pith_short_16: E5XZGJ4WIEI3VKOX · pith_short_8: E5XZGJ4W

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/E5XZGJ4WIEI3VKOXWFK7MOMNH7 \
  | 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: 276f9327964111baa9d7b155f6398d3fce44ed37b023b3649ec7e0f242b79abe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "655c229d40458fc91493c6716e2de4d2f88d2c1c0526ee2da29ee4072fad8d25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-04-19T21:07:50Z",
    "title_canon_sha256": "8e0980f0e3c43e77a0a999cb7b5b45d8aa8c1acf623b9b8fcedbd2ca3110d2f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5548",
    "kind": "arxiv",
    "version": 1
  }
}