Pith Number

pith:XZQ4U4NJ

pith:2015:XZQ4U4NJBDKNROVOVOXL7U4UP2

not attested not anchored not stored refs pending

Exotic properties and optimal control of quantum heat engine

Congjie Ou, Sumiyoshi Abe

arxiv:1508.07088 v2 · 2015-08-28 · cond-mat.stat-mech · 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{XZQ4U4NJBDKNROVOVOXL7U4UP2}

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	2026-05-18T01:19:00.329936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be61ca71a908d4d8baaeabaebfd3947e97234f167f8039dbaf87b7e284e1c177

Aliases

arxiv: 1508.07088 · arxiv_version: 1508.07088v2 · doi: 10.48550/arxiv.1508.07088 · pith_short_12: XZQ4U4NJBDKN · pith_short_16: XZQ4U4NJBDKNROVO · pith_short_8: XZQ4U4NJ

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/XZQ4U4NJBDKNROVOVOXL7U4UP2 \
  | 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: be61ca71a908d4d8baaeabaebfd3947e97234f167f8039dbaf87b7e284e1c177

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c047ed0f8af5fbb0989293135d2777118ec3493f42e2d3eb310c90386f9ee4a",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2015-08-28T03:59:26Z",
    "title_canon_sha256": "194401438d1eaca619cbda231f52cac2e525b3499809bbcac12647579251488b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07088",
    "kind": "arxiv",
    "version": 2
  }
}