Pith Number

pith:OOE3MAOE

pith:2014:OOE3MAOEZNNY4RDTZYWYZVWBFA

not attested not anchored not stored refs pending

Efficiency at maximum power of a quantum Otto engine: Both within finite-time and irreversible thermodynamics

Feilong Wu, Jianhui Wang, Jizhou He, Yongli Ma

arxiv:1408.5467 v1 · 2014-08-23 · cond-mat.stat-mech

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OOE3MAOEZNNY4RDTZYWYZVWBFA}

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	2026-05-18T01:42:13.708422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7389b601c4cb5b8e4473ce2d8cd6c12802ee9b28ecf0e6236b81ad41b8de499c

Aliases

arxiv: 1408.5467 · arxiv_version: 1408.5467v1 · doi: 10.48550/arxiv.1408.5467 · pith_short_12: OOE3MAOEZNNY · pith_short_16: OOE3MAOEZNNY4RDT · pith_short_8: OOE3MAOE

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/OOE3MAOEZNNY4RDTZYWYZVWBFA \
  | 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: 7389b601c4cb5b8e4473ce2d8cd6c12802ee9b28ecf0e6236b81ad41b8de499c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a9304e409b284da57b163efd85b3876fc12850632ef03eb0d243e2c44776435",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2014-08-23T07:03:58Z",
    "title_canon_sha256": "62d001b974ee92da72bc811f9fac5a7cd852ee4ef8f5f09e46c928827ae03670"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5467",
    "kind": "arxiv",
    "version": 1
  }
}