Pith Number

pith:C6NRLVLO

pith:2009:C6NRLVLO5ZPNTFPSHKFV43PP6U

not attested not anchored not stored refs pending

Active control of qubit-qubit entanglement evolution

A. S. M. De Castro, F. L. Semi\~ao, J. F. Leandro, P. P. Munhoz

arxiv:0909.3545 v2 · 2009-09-18 · 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{C6NRLVLO5ZPNTFPSHKFV43PP6U}

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	2026-05-18T04:26:54.776900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

179b15d56eee5ed995f23a8b5e6deff51e1d3458f03df6e15f3e6f671876aaee

Aliases

arxiv: 0909.3545 · arxiv_version: 0909.3545v2 · doi: 10.48550/arxiv.0909.3545 · pith_short_12: C6NRLVLO5ZPN · pith_short_16: C6NRLVLO5ZPNTFPS · pith_short_8: C6NRLVLO

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/C6NRLVLO5ZPNTFPSHKFV43PP6U \
  | 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: 179b15d56eee5ed995f23a8b5e6deff51e1d3458f03df6e15f3e6f671876aaee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "083cc8a056a2fdde32c0ac2a8b0e1d3470f85e02420de7daac358217ea93c381",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-09-18T22:59:39Z",
    "title_canon_sha256": "89c7b8c406aaac7549ef46378e7a9db2b12a241b2ec49cbfc1d4c8e2929a401f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3545",
    "kind": "arxiv",
    "version": 2
  }
}