Pith Number

pith:R3FXX32G

pith:2015:R3FXX32GQQQTMM7GYPLJFHRD4H

not attested not anchored not stored refs pending

Phonon cooling by an optomechanical heat pump

F. Bariani, P. Meystre, Ying Dong

arxiv:1507.07337 v2 · 2015-07-27 · 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{R3FXX32GQQQTMM7GYPLJFHRD4H}

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	2026-05-18T01:25:17.934514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ecb7bef4684213633e6c3d6929e23e1f1768579d8dff19b9fcf957386592632

Aliases

arxiv: 1507.07337 · arxiv_version: 1507.07337v2 · doi: 10.48550/arxiv.1507.07337 · pith_short_12: R3FXX32GQQQT · pith_short_16: R3FXX32GQQQTMM7G · pith_short_8: R3FXX32G

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/R3FXX32GQQQTMM7GYPLJFHRD4H \
  | 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: 8ecb7bef4684213633e6c3d6929e23e1f1768579d8dff19b9fcf957386592632

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeaa6e211400ba1b5c75e2490fe7ad28c80f7582f3dccef603a9d22371240496",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-27T09:16:34Z",
    "title_canon_sha256": "1eb3607a68bdafc75fa173b1ea08f3a3597b8293f55d7d008ca51935fdee3b30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07337",
    "kind": "arxiv",
    "version": 2
  }
}