Pith Number

pith:T3MSOUKK

pith:2021:T3MSOUKKAQZDSPEIQ3DXNREMCS

not attested not anchored not stored refs pending

Refrigeration with Indefinite Causal Orders on a Cloud Quantum Computer

David Felce, Felix Tennie, Vlatko Vedral

arxiv:2107.12413 v2 · 2021-07-26 · quant-ph · cond-mat.stat-mech · physics.app-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{T3MSOUKKAQZDSPEIQ3DXNREMCS}

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

3 papers in Pith

Toward an Experimental Device-Independent Verification of Indefinite Causal Order

Higher-order quantum processes respecting closed labs in a spacetime have quantum controlled causal order

Time-Delocalized Local Measurements in an Indefinite Causal Order

Receipt and verification

First computed	2026-07-05T03:35:11.709099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ed927514a0432393c8886c776c48c149edce4414d10267445dcb7f55bea2851

Aliases

arxiv: 2107.12413 · arxiv_version: 2107.12413v2 · doi: 10.48550/arxiv.2107.12413 · pith_short_12: T3MSOUKKAQZD · pith_short_16: T3MSOUKKAQZDSPEI · pith_short_8: T3MSOUKK

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/T3MSOUKKAQZDSPEIQ3DXNREMCS \
  | 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: 9ed927514a0432393c8886c776c48c149edce4414d10267445dcb7f55bea2851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d9fb76bf8656f8b001007f7da65c9747c97727b5f91374eeaf3ab1d7da8b4be",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-07-26T18:08:16Z",
    "title_canon_sha256": "a63dd2c92e96b7c7ad9e63c6254025cc1b62f176e8cf12fed688eb2532e1ab1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.12413",
    "kind": "arxiv",
    "version": 2
  }
}