Pith Number

pith:K2OG6CE4

pith:2011:K2OG6CE4CICYHHXOIUNMQC2PDO

not attested not anchored not stored refs pending

Is the average of the spin-correlation elements the real measure of the entanglement of the two-qubit systems?

Faisal A. A. El-Orany

arxiv:1106.3392 v3 · 2011-06-17 · 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{K2OG6CE4CICYHHXOIUNMQC2PDO}

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	2026-05-18T03:57:40.620689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

569c6f089c1205839eee451ac80b4f1bb22cfc05a9ebd4891ee5e0cc86c514c6

Aliases

arxiv: 1106.3392 · arxiv_version: 1106.3392v3 · doi: 10.48550/arxiv.1106.3392 · pith_short_12: K2OG6CE4CICY · pith_short_16: K2OG6CE4CICYHHXO · pith_short_8: K2OG6CE4

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/K2OG6CE4CICYHHXOIUNMQC2PDO \
  | 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: 569c6f089c1205839eee451ac80b4f1bb22cfc05a9ebd4891ee5e0cc86c514c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf0ea7023ce136420f28efa7e2d02669146fe3b742ef79cbdb81e33441a3671",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-06-17T06:33:09Z",
    "title_canon_sha256": "7b715ee1fc278652cc02db919b2114019033a65ae35ea1834b5e48f59f4ed860"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3392",
    "kind": "arxiv",
    "version": 3
  }
}