Pith Number

pith:QQS5IZVZ

pith:2023:QQS5IZVZJRVJL7VC4KIDWLGX2M

not attested not anchored not stored refs pending

Laser cooling and trapping of $^{224}$Ra$^+$

A. M. Jayich, A. N. Gaiser, C. A. Holliman, H. Li, J. R. Griswold, M. Fan, M. S. Ladabaum, R. Kwapisz, Roy A. Ready, S. Kofford

arxiv:2308.00241 v2 · 2023-08-01 · 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{QQS5IZVZJRVJL7VC4KIDWLGX2M}

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	2026-07-05T07:25:43.474968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8425d466b94c6a95fea2e2903b2cd7d33663314dd8cd00ca2d689256166f41d2

Aliases

arxiv: 2308.00241 · arxiv_version: 2308.00241v2 · doi: 10.48550/arxiv.2308.00241 · pith_short_12: QQS5IZVZJRVJ · pith_short_16: QQS5IZVZJRVJL7VC · pith_short_8: QQS5IZVZ

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/QQS5IZVZJRVJL7VC4KIDWLGX2M \
  | 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: 8425d466b94c6a95fea2e2903b2cd7d33663314dd8cd00ca2d689256166f41d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e185aa159b9a75fcfe73a0924342a9fd4975173ab2e2fb0a0718b65c95e574a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2023-08-01T02:48:33Z",
    "title_canon_sha256": "87ae8908a6258e4f78979c6eb54186375e0037dbe51be3531de81e5ee3d9b74e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.00241",
    "kind": "arxiv",
    "version": 2
  }
}