Pith Number

pith:BHDKJBF5

pith:2013:BHDKJBF5CCXERQ6MCYRAGHJF7D

not attested not anchored not stored refs pending

Minkowski structure for purity and entanglement of Gaussian bipartite states

Fernando Nicacio, Marcos C. de Oliveira, Salomon S. Mizrahi

arxiv:1310.6470 v1 · 2013-10-24 · 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{BHDKJBF5CCXERQ6MCYRAGHJF7D}

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	2026-05-18T02:50:22.855965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09c6a484bd10ae48c3cc1622031d25f8fa0ec7db5b59dab99fa00f4a3fc0d113

Aliases

arxiv: 1310.6470 · arxiv_version: 1310.6470v1 · doi: 10.48550/arxiv.1310.6470 · pith_short_12: BHDKJBF5CCXE · pith_short_16: BHDKJBF5CCXERQ6M · pith_short_8: BHDKJBF5

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/BHDKJBF5CCXERQ6MCYRAGHJF7D \
  | 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: 09c6a484bd10ae48c3cc1622031d25f8fa0ec7db5b59dab99fa00f4a3fc0d113

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2aa4f904ba5b7c07008b85b77f5e4ca990d26350447719a943e60f6eb3964b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-10-24T03:00:36Z",
    "title_canon_sha256": "6da6a876fc4aa00da7924a7f18981bf983af7adefcc18911364d70c0224a5d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6470",
    "kind": "arxiv",
    "version": 1
  }
}