Pith Number

pith:QXWUYQLE

pith:2011:QXWUYQLE6IROXMBKGN5C6U22SL

not attested not anchored not stored refs pending

Beyond pure state entanglement for atomic ensembles

Anna Sanpera, Julia Stasi\'nska, Simone Paganelli

arxiv:1111.1107 v1 · 2011-11-04 · 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{QXWUYQLE6IROXMBKGN5C6U22SL}

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	2026-05-18T03:58:04.367677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ed4c4164f222ebb02a337a2f535a92c585660ced662cc311dbd6605616052e

Aliases

arxiv: 1111.1107 · arxiv_version: 1111.1107v1 · doi: 10.48550/arxiv.1111.1107 · pith_short_12: QXWUYQLE6IRO · pith_short_16: QXWUYQLE6IROXMBK · pith_short_8: QXWUYQLE

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/QXWUYQLE6IROXMBKGN5C6U22SL \
  | 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: 85ed4c4164f222ebb02a337a2f535a92c585660ced662cc311dbd6605616052e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1df14f72ea7330c5abf504995ce94557c859320b775b97ae2c3db3041c2cae9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-04T12:13:26Z",
    "title_canon_sha256": "7a552cf78eef7e85e4b6b715243154e920735bae82f0566047b6eb240976c6ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1107",
    "kind": "arxiv",
    "version": 1
  }
}