Pith Number

pith:BPOWYWM5

pith:2020:BPOWYWM5FXR2OXQKKGWIAXUSW7

not attested not anchored not stored refs pending

QMetrology from QCosmology: Study with Entangled Two Qubit Open Quantum System in De Sitter Space

Abinash Swain, Nitin Gupta, Satyaki Chowdhury, Sayantan Choudhury

arxiv:2005.13555 v5 · 2020-05-27 · hep-th · cond-mat.stat-mech · gr-qc · 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{BPOWYWM5FXR2OXQKKGWIAXUSW7}

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.

Cited by

1 paper in Pith

Open Quantum Entanglement: A study of two atomic system in static patch of de Sitter space

Receipt and verification

First computed	2026-07-05T02:26:48.231196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bdd6c599d2de3a75e0a51ac805e92b7f1ad0be6f07f004544a5d9d474e8befe

Aliases

arxiv: 2005.13555 · arxiv_version: 2005.13555v5 · doi: 10.48550/arxiv.2005.13555 · pith_short_12: BPOWYWM5FXR2 · pith_short_16: BPOWYWM5FXR2OXQK · pith_short_8: BPOWYWM5

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/BPOWYWM5FXR2OXQKKGWIAXUSW7 \
  | 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: 0bdd6c599d2de3a75e0a51ac805e92b7f1ad0be6f07f004544a5d9d474e8befe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b379a958576f32cce3af0339d0797a63336de365c032805e27c57a420a5fd83d",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-05-27T18:00:04Z",
    "title_canon_sha256": "394596c8fd1f28ec5b962d90c5d510fcc0c82d394660d06dff1524f8638c09a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.13555",
    "kind": "arxiv",
    "version": 5
  }
}