Pith Number

pith:3UXKPDTF

pith:2014:3UXKPDTFO4JOEFDUVGWIWQROXV

not attested not anchored not stored refs pending

Impossibility of Classically Simulating One-Clean-Qubit Computation

Harumichi Nishimura, Hirotada Kobayashi, Keisuke Fujii, Seiichiro Tani, Shuhei Tamate, Tomoyuki Morimae

arxiv:1409.6777 v2 · 2014-09-24 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UXKPDTFO4JOEFDUVGWIWQROXV}

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	2026-05-18T00:02:14.027625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd2ea78e657712e21474a9ac8b422ebd77a075f6cfdf33d0bd4cc9edd46977a3

Aliases

arxiv: 1409.6777 · arxiv_version: 1409.6777v2 · doi: 10.48550/arxiv.1409.6777 · pith_short_12: 3UXKPDTFO4JO · pith_short_16: 3UXKPDTFO4JOEFDU · pith_short_8: 3UXKPDTF

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/3UXKPDTFO4JOEFDUVGWIWQROXV \
  | 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: dd2ea78e657712e21474a9ac8b422ebd77a075f6cfdf33d0bd4cc9edd46977a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "004df8d123d61a24661c8e39559811a7e9476fbbf39da6587eb0836c36b91038",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-24T00:05:10Z",
    "title_canon_sha256": "0a600ee8c086234dc28ec16e219de4524006bb47b46d195b40a3b06dd2ca6cfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6777",
    "kind": "arxiv",
    "version": 2
  }
}