Pith Number

pith:XAHWA2TX

pith:2018:XAHWA2TXRDZXK3PUU66PVRH6YN

not attested not anchored not stored refs pending

Quantum heat engines: limit cycles and exceptional points

Andrea Insinga, Bjarne Andresen, Peter Salamon, Ronnie Kosloff

arxiv:1801.01296 v1 · 2018-01-04 · 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{XAHWA2TXRDZXK3PUU66PVRH6YN}

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	2026-05-18T00:11:39.121960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b80f606a7788f3756df4a7bcfac4fec34ed695da402cc5f6861da698caca982a

Aliases

arxiv: 1801.01296 · arxiv_version: 1801.01296v1 · doi: 10.48550/arxiv.1801.01296 · pith_short_12: XAHWA2TXRDZX · pith_short_16: XAHWA2TXRDZXK3PU · pith_short_8: XAHWA2TX

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/XAHWA2TXRDZXK3PUU66PVRH6YN \
  | 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: b80f606a7788f3756df4a7bcfac4fec34ed695da402cc5f6861da698caca982a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d355cc8cf28679a2bff88ba1504427f8f2a10177c3fbdeced3c889a19209aa8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-04T10:12:34Z",
    "title_canon_sha256": "e9b8de51df623438a0bee950d4912e71bea7009e70fae04c6d2404ad1776b3ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01296",
    "kind": "arxiv",
    "version": 1
  }
}