Pith Number

pith:L54THWZA

pith:2022:L54THWZAF25TYXMCFJGZO3SJBB

not attested not anchored not stored refs pending

$^{176}$Lu$^+$ clock comparison at the $10^{-18}$ level via correlation spectroscopy

Kyle J. Arnold, M. D. Barrett, Rattakorn Kaewuam, Zhang Zhiqiang

arxiv:2212.04652 v1 · 2022-12-09 · quant-ph · 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{L54THWZAF25TYXMCFJGZO3SJBB}

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	2026-07-05T05:23:50.148625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f7933db202ebb3c5d822a4d976e490846f4041fc94219c35e6ab505bccf94dc

Aliases

arxiv: 2212.04652 · arxiv_version: 2212.04652v1 · doi: 10.48550/arxiv.2212.04652 · pith_short_12: L54THWZAF25T · pith_short_16: L54THWZAF25TYXMC · pith_short_8: L54THWZA

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/L54THWZAF25TYXMCFJGZO3SJBB \
  | 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: 5f7933db202ebb3c5d822a4d976e490846f4041fc94219c35e6ab505bccf94dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09ae450c9fec288f83a2765f55a89a99814c28102b813f37f530242ff8d5b83e",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-12-09T03:50:22Z",
    "title_canon_sha256": "8cbd9167bd4fc9bf0fd27783c0dbe18c6a08dff45eab3f019993fb902f9243da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04652",
    "kind": "arxiv",
    "version": 1
  }
}