Pith Number

pith:SW2L6T55

pith:2009:SW2L6T55AL535ARPDFMDJEGWNQ

not attested not anchored not stored refs pending

Experimental demonstration of optimal universal asymmetric quantum cloning of polarization states of single photons by partial symmetrization

Antonin Cernoch, Jan Soubusta, Jaromir Fiurasek, Lucie Celechovska, Miloslav Dusek

arxiv:0911.1227 v1 · 2009-11-06 · 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{SW2L6T55AL535ARPDFMDJEGWNQ}

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	2026-05-18T02:10:58.858222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b4bf4fbd02fbbe822f19583490d66c3624723d6d93d1b7fe5d805c0ae1b806

Aliases

arxiv: 0911.1227 · arxiv_version: 0911.1227v1 · doi: 10.48550/arxiv.0911.1227 · pith_short_12: SW2L6T55AL53 · pith_short_16: SW2L6T55AL535ARP · pith_short_8: SW2L6T55

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/SW2L6T55AL535ARPDFMDJEGWNQ \
  | 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: 95b4bf4fbd02fbbe822f19583490d66c3624723d6d93d1b7fe5d805c0ae1b806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "147ed6082c97e051ee6af669a80aa44c439665f0259d571c9f76ef7aebcbcb1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-11-06T11:25:05Z",
    "title_canon_sha256": "a53b85e7fe46b6e88b211d97e9faf703dcbb76bb12bfe205d0007df32ed80eaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1227",
    "kind": "arxiv",
    "version": 1
  }
}