Pith Number

pith:RMCKWLDT

pith:2009:RMCKWLDTVN4MJJX7SRVINNU746

not attested not anchored not stored refs pending

Entanglement and communication-reducing properties of noisy N-qubit states

Caslav Brukner, Marek Zukowski, Tomasz Paterek, Wieslaw Laskowski

arxiv:0906.0860 v2 · 2009-06-04 · 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{RMCKWLDTVN4MJJX7SRVINNU746}

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	2026-05-18T02:13:29.116190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b04ab2c73ab78c4a6ff946a86b69fe7b51b21a684420f91d4f833ec54b5e117

Aliases

arxiv: 0906.0860 · arxiv_version: 0906.0860v2 · doi: 10.48550/arxiv.0906.0860 · pith_short_12: RMCKWLDTVN4M · pith_short_16: RMCKWLDTVN4MJJX7 · pith_short_8: RMCKWLDT

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/RMCKWLDTVN4MJJX7SRVINNU746 \
  | 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: 8b04ab2c73ab78c4a6ff946a86b69fe7b51b21a684420f91d4f833ec54b5e117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "172134d6ab9daabe86176efc9bb7d710e01cf7ba8b229caf363fe936335a71a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-06-04T09:50:12Z",
    "title_canon_sha256": "a0f02a22a296c2ff42f8e4188899efa74cdc9e82c35f721ea0caf4ccf68880d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0860",
    "kind": "arxiv",
    "version": 2
  }
}