Pith Number

pith:FSXCO66T

pith:2018:FSXCO66TF7PSPQMNBKZTFCJOQD

not attested not anchored not stored refs pending

Measurement-Disturbance Tradeoff Outperforming Optimal Cloning

Anna-Lena K. Hashagen, Harald Weinfurter, Jan Dziewior, Jasmin D. A. Meinecke, Lukas Knips, Michael M. Wolf

arxiv:1808.07882 v1 · 2018-08-23 · 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{FSXCO66TF7PSPQMNBKZTFCJOQD}

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	2026-05-18T00:07:23.076638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cae277bd32fdf27c18d0ab332892e80d361d921d9b3b78b46513606a614d06a

Aliases

arxiv: 1808.07882 · arxiv_version: 1808.07882v1 · doi: 10.48550/arxiv.1808.07882 · pith_short_12: FSXCO66TF7PS · pith_short_16: FSXCO66TF7PSPQMN · pith_short_8: FSXCO66T

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/FSXCO66TF7PSPQMNBKZTFCJOQD \
  | 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: 2cae277bd32fdf27c18d0ab332892e80d361d921d9b3b78b46513606a614d06a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2b1cc2421ed1574a666a617d15204f04bc1c03e5adfa6513f10683bc5779f34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-23T18:00:13Z",
    "title_canon_sha256": "4f1a221859b7bae59d9bee737ec1dc30b4b8eac1f3425f65e694083c8cf625cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07882",
    "kind": "arxiv",
    "version": 1
  }
}