Pith Number

pith:E6QDZMC7

pith:2018:E6QDZMC7A7PEJFQM4BMPBFWYAC

not attested not anchored not stored refs pending

Entanglement of three-qubit random pure states

Francisco Delgado, Karol \.Zyczkowski, Marco Enriquez

arxiv:1809.00642 v1 · 2018-09-03 · 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{E6QDZMC7A7PEJFQM4BMPBFWYAC}

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	2026-05-18T00:00:50.621507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27a03cb05f07de44960ce058f096d800a35e2cde72e0fa38f5b9ed5480112fc1

Aliases

arxiv: 1809.00642 · arxiv_version: 1809.00642v1 · doi: 10.48550/arxiv.1809.00642 · pith_short_12: E6QDZMC7A7PE · pith_short_16: E6QDZMC7A7PEJFQM · pith_short_8: E6QDZMC7

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/E6QDZMC7A7PEJFQM4BMPBFWYAC \
  | 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: 27a03cb05f07de44960ce058f096d800a35e2cde72e0fa38f5b9ed5480112fc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1320a157e8222729edea03b94e260cd284c1b4343ff90bcedafc88ccf6b0a3ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-09-03T16:26:18Z",
    "title_canon_sha256": "fa03da469b592d4f5a644b8c9ab777f4bcc976b62952c89494550de3845abd0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00642",
    "kind": "arxiv",
    "version": 1
  }
}