Pith Number

pith:Q5WZNGED

pith:2009:Q5WZNGEDZWBRINUJJOKSHS4NWK

not attested not anchored not stored refs pending

Experimental demonstration of universal symmetric quantum telecloning

H. Weinfurter, J. Lau, M. Bourennane, N. Kiesel, S. Gaertner

arxiv:0908.2632 v2 · 2009-08-18 · 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{Q5WZNGEDZWBRINUJJOKSHS4NWK}

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	2026-07-04T15:48:15.582943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

876d969883cd831436894b9523cb8db2b71188fa43b54bb3f50f04213a9aab4b

Aliases

arxiv: 0908.2632 · arxiv_version: 0908.2632v2 · doi: 10.48550/arxiv.0908.2632 · pith_short_12: Q5WZNGEDZWBR · pith_short_16: Q5WZNGEDZWBRINUJ · pith_short_8: Q5WZNGED

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/Q5WZNGEDZWBRINUJJOKSHS4NWK \
  | 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: 876d969883cd831436894b9523cb8db2b71188fa43b54bb3f50f04213a9aab4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f7e63129ea307d88c124384536797925fac60da7511cd3231a398a493e8e078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-08-18T20:15:17Z",
    "title_canon_sha256": "47cfb8e4959d2055e1e59881773ab070e174253b6e8860ac253afc6d92e0395d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2632",
    "kind": "arxiv",
    "version": 2
  }
}