Pith Number

pith:EFKAQFGP

pith:2015:EFKAQFGP5SXLOJG52L4UZUHFO4

not attested not anchored not stored refs pending

Optimization of cooling load in quantum self-contained fridge based on endoreversible approach

Ilki Kim, Soumya S. Patnaik

arxiv:1510.08947 v1 · 2015-10-30 · 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{EFKAQFGP5SXLOJG52L4UZUHFO4}

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	2026-05-18T01:28:24.107915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21540814cfecaeb724ddd2f94cd0e5773c9bff5856e1fb3fefd7a1436ed76843

Aliases

arxiv: 1510.08947 · arxiv_version: 1510.08947v1 · doi: 10.48550/arxiv.1510.08947 · pith_short_12: EFKAQFGP5SXL · pith_short_16: EFKAQFGP5SXLOJG5 · pith_short_8: EFKAQFGP

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/EFKAQFGP5SXLOJG52L4UZUHFO4 \
  | 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: 21540814cfecaeb724ddd2f94cd0e5773c9bff5856e1fb3fefd7a1436ed76843

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2224a1aa7b66e09997898dcd2b289c75f71a3a1f398c93341896e60e5f4d21d9",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2015-10-30T01:29:30Z",
    "title_canon_sha256": "62efe1ae7eaf6301e0f31384c10ec9a3766389185ab4da6bb181b3f732836cad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08947",
    "kind": "arxiv",
    "version": 1
  }
}