Pith Number

pith:TBAYJK52

pith:2019:TBAYJK52I7U24HUITFIYVQH56N

not attested not anchored not stored refs pending

Raman sideband cooling of $^{25}$Mg$^+$ -$^{27}$Al$^+$ ions pair and observation of quantum logic spectra

Fei-Hu Cheng, Hong-Li Liu, Huang Che, Ke Deng, Peng Hao, Wen-Hao Yuan, Wen-Zhe Wei, Ze-Huang Lu, Ze-Tian Xu, Zhi-Yuan Wang, Zhi-Yu Ma

arxiv:1902.09716 v1 · 2019-02-26 · physics.atom-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{TBAYJK52I7U24HUITFIYVQH56N}

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	2026-05-17T23:52:35.528401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

984184abba47e9ae1e8899518ac0fdf35b2ddd9d2148b80657e5ff168ba8f339

Aliases

arxiv: 1902.09716 · arxiv_version: 1902.09716v1 · doi: 10.48550/arxiv.1902.09716 · pith_short_12: TBAYJK52I7U2 · pith_short_16: TBAYJK52I7U24HUI · pith_short_8: TBAYJK52

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/TBAYJK52I7U24HUITFIYVQH56N \
  | 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: 984184abba47e9ae1e8899518ac0fdf35b2ddd9d2148b80657e5ff168ba8f339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e395082fa7330ff1eca64aefd0b7a8c255b1955acab0c5ab56d9b044f708d30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-02-26T03:05:33Z",
    "title_canon_sha256": "42662a3c2db13f544be20b1e92edf4361b969994241c92c573e2918335aa75fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09716",
    "kind": "arxiv",
    "version": 1
  }
}