Pith Number

pith:MC2VCEUI

pith:2011:MC2VCEUIYTBEUT53H6ULNAZX4S

not attested not anchored not stored refs pending

Detecting entanglement of two electron spin qubits with witness operators

A. Borras, M. Blaauboer

arxiv:1101.2870 v1 · 2011-01-14 · cond-mat.mes-hall · 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{MC2VCEUIYTBEUT53H6ULNAZX4S}

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	2026-05-18T04:01:26.414735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60b5511288c4c24a4fbb3fa8b68337e4a6ae0626139eaeb4ae1e89a9e7c8a5ed

Aliases

arxiv: 1101.2870 · arxiv_version: 1101.2870v1 · doi: 10.48550/arxiv.1101.2870 · pith_short_12: MC2VCEUIYTBE · pith_short_16: MC2VCEUIYTBEUT53 · pith_short_8: MC2VCEUI

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/MC2VCEUIYTBEUT53H6ULNAZX4S \
  | 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: 60b5511288c4c24a4fbb3fa8b68337e4a6ae0626139eaeb4ae1e89a9e7c8a5ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6ff2196527bd0e9c0f69575511c9a9e6b816499ffb9438328d436494549abe",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2011-01-14T18:01:23Z",
    "title_canon_sha256": "4c59329b8ae962d5bef4246f14e758aadec667a5cc17946ae5d76f30f84949c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2870",
    "kind": "arxiv",
    "version": 1
  }
}