Pith Number

pith:ACVWEKVM

pith:2015:ACVWEKVMM66XWY2QKYKOWRK7LV

not attested not anchored not stored refs pending

Dark state cooling of a trapped ion using microwave coupling

Chuan-Feng Li, Dong-Yang Cao, Guang-Can Guo, Jian-Qi Zhang, Jin-Ming Cui, Shuo Zhang, Yong Lu, Yun-Feng Huang

arxiv:1507.02500 v1 · 2015-07-09 · 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{ACVWEKVMM66XWY2QKYKOWRK7LV}

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	2026-05-18T01:34:47.725297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00ab622aac67bd7b63505614eb455f5d605537167bdf3d0e558d62e0e9e9bdc0

Aliases

arxiv: 1507.02500 · arxiv_version: 1507.02500v1 · doi: 10.48550/arxiv.1507.02500 · pith_short_12: ACVWEKVMM66X · pith_short_16: ACVWEKVMM66XWY2Q · pith_short_8: ACVWEKVM

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/ACVWEKVMM66XWY2QKYKOWRK7LV \
  | 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: 00ab622aac67bd7b63505614eb455f5d605537167bdf3d0e558d62e0e9e9bdc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f96c771ebd1d2e41733a39502d3aa9d6aec4db0a4a7db8db5c3bf9d73f0a6fee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-09T13:33:10Z",
    "title_canon_sha256": "61783211d5ecbb2739b77faaf99d155971f19b3e7cfe335c97777f9416eec959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02500",
    "kind": "arxiv",
    "version": 1
  }
}