Pith Number

pith:R2KGEP6C

pith:2019:R2KGEP6CGBD4B2PI4BQPAAOOFF

not attested not anchored not stored refs pending

Rotational Doppler cooling and heating

Deng Pan, F. Javier Garc\'ia de Abajo, Hongxing Xu

arxiv:1908.07973 v1 · 2019-08-21 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2KGEP6CGBD4B2PI4BQPAAOOFF}

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	2026-07-04T23:59:02.926937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e94623fc23047c0e9e8e060f001ce29483df70a884528d2714236ff2e056051

Aliases

arxiv: 1908.07973 · arxiv_version: 1908.07973v1 · doi: 10.48550/arxiv.1908.07973 · pith_short_12: R2KGEP6CGBD4 · pith_short_16: R2KGEP6CGBD4B2PI · pith_short_8: R2KGEP6C

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/R2KGEP6CGBD4B2PI4BQPAAOOFF \
  | 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: 8e94623fc23047c0e9e8e060f001ce29483df70a884528d2714236ff2e056051

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "431494aca10ad24ac898efd8084e31693934733f247459eee4e476911784854a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-08-21T16:22:21Z",
    "title_canon_sha256": "0f7e4445883e20d69fbbbb9d1e0f9c13d38c40d5dd03e6d640d51cf303997a87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07973",
    "kind": "arxiv",
    "version": 1
  }
}