Pith Number

pith:DNKYTR4G

pith:2018:DNKYTR4GO3XWYMLEV5E2253JNC

not attested not anchored not stored refs pending

Geometry and Entanglement of Two-Qubit States in the Quantum Probabilistic Representation

Eduardo Nahmad-Achar, Julio A. L\'opez-Sald\'ivar, Margarita A. Man'ko, Octavio Casta\~nos, Ram\'on L\'opez-Pe\~na, Vladimir I. Man'ko

arxiv:1808.08194 v1 · 2018-08-24 · 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{DNKYTR4GO3XWYMLEV5E2253JNC}

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	2026-05-18T00:07:22.139968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5589c78676ef6c3164af49ad7769689769404b5df44eb21387cc7f49db2319

Aliases

arxiv: 1808.08194 · arxiv_version: 1808.08194v1 · doi: 10.48550/arxiv.1808.08194 · pith_short_12: DNKYTR4GO3XW · pith_short_16: DNKYTR4GO3XWYMLE · pith_short_8: DNKYTR4G

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/DNKYTR4GO3XWYMLEV5E2253JNC \
  | 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: 1b5589c78676ef6c3164af49ad7769689769404b5df44eb21387cc7f49db2319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fc57f952e9d7a1b1adc2283bb478d902ba68f3a0de4c11d59367336c4879350",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-24T16:11:22Z",
    "title_canon_sha256": "02b31c118c8755369d203a03baa999e28016a2bf59fc1e1698f215195bd053c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08194",
    "kind": "arxiv",
    "version": 1
  }
}