Pith Number

pith:U7ZY637H

pith:2023:U7ZY637H2TWTTYCLVEHQZSIXF7

not attested not anchored not stored refs pending

Calculation of isotope shifts and King plot nonlinearities in Ca$^+$

Andrey Surzhykov, Anna V. Viatkina, Vladimir A. Yerokhin

arxiv:2306.06990 v2 · 2023-06-12 · 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{U7ZY637H2TWTTYCLVEHQZSIXF7}

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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.

Cited by

1 paper in Pith

Towards a Global Search for New Physics with Isotope Shifts

Receipt and verification

First computed	2026-07-05T06:41:39.659260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7f38f6fe7d4ed39e04ba90f0cc9172ff16677e44540e1846c2ac6a3bdb0264e

Aliases

arxiv: 2306.06990 · arxiv_version: 2306.06990v2 · doi: 10.48550/arxiv.2306.06990 · pith_short_12: U7ZY637H2TWT · pith_short_16: U7ZY637H2TWTTYCL · pith_short_8: U7ZY637H

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/U7ZY637H2TWTTYCLVEHQZSIXF7 \
  | 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: a7f38f6fe7d4ed39e04ba90f0cc9172ff16677e44540e1846c2ac6a3bdb0264e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1ff2540cc2dc91bce9e8e3a2917dc636faedd4604e8979442d70a6b8d1e0fb6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2023-06-12T09:36:24Z",
    "title_canon_sha256": "5dd3ee190d6048db6237081b26d55ba0439e18aca5530ac7e0875d7e4d4df8fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.06990",
    "kind": "arxiv",
    "version": 2
  }
}