Pith Number

pith:KQMP5F7U

pith:2017:KQMP5F7UT4KUHBWFQZQSTYBZYS

not attested not anchored not stored refs pending

Experimental demonstration of quantum effects in the operation of microscopic heat engines

Christian Weinzetl, Dylan J. Saunders, Eilon Poem, Ian A. Walmsley, James Klatzow, Jonas N. Becker, Joshua Nunn, Krzysztof T. Kaczmarek, Patrick M. Ledingham, Raam Uzdin

arxiv:1710.08716 v2 · 2017-10-24 · quant-ph · cond-mat.stat-mech · physics.chem-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{KQMP5F7UT4KUHBWFQZQSTYBZYS}

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	2026-05-17T23:50:47.099462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5418fe97f49f154386c5866129e039c4bcadf315bcdcb1a3df00484b2c4f9a2f

Aliases

arxiv: 1710.08716 · arxiv_version: 1710.08716v2 · doi: 10.48550/arxiv.1710.08716 · pith_short_12: KQMP5F7UT4KU · pith_short_16: KQMP5F7UT4KUHBWF · pith_short_8: KQMP5F7U

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/KQMP5F7UT4KUHBWFQZQSTYBZYS \
  | 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: 5418fe97f49f154386c5866129e039c4bcadf315bcdcb1a3df00484b2c4f9a2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b651dfb91cc97ec8dc9704512ec89db151713fbfbbf86530dc44b644deb3e177",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-10-24T11:52:19Z",
    "title_canon_sha256": "4f9ec8ce9406b63edb9789fa00d1eecf2849b559f8b5e0044a8392d7062f78e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08716",
    "kind": "arxiv",
    "version": 2
  }
}