Pith Number

pith:43K7FEKE

pith:2020:43K7FEKE57YHVNX2DVL3MGNSWF

not attested not anchored not stored refs pending

Improved isotope-shift-based bounds on bosons beyond the Standard Model through measurements of the $^2$D$_{3/2} - ^2$D$_{5/2}$ interval in Ca$^+$

Cyrille Solaro, Elina Fuchs, Julian C. Berengut, Karin Fisher, Michael Drewsen, Steffen Meyer

arxiv:2005.00529 v1 · 2020-05-01 · physics.atom-ph · hep-ex · hep-ph · 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{43K7FEKE57YHVNX2DVL3MGNSWF}

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.

Cited by

1 paper in Pith

Towards a Global Search for New Physics with Isotope Shifts

Receipt and verification

First computed	2026-07-05T01:37:09.544276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6d5f29144eff07ab6fa1d57b619b2b1790e71684d7ceb78af13fca81be71b70

Aliases

arxiv: 2005.00529 · arxiv_version: 2005.00529v1 · doi: 10.48550/arxiv.2005.00529 · pith_short_12: 43K7FEKE57YH · pith_short_16: 43K7FEKE57YHVNX2 · pith_short_8: 43K7FEKE

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/43K7FEKE57YHVNX2DVL3MGNSWF \
  | 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: e6d5f29144eff07ab6fa1d57b619b2b1790e71684d7ceb78af13fca81be71b70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03df4da0b5f6486276115d473f88c377390c8305b00e8e05b18e780cbc5a46f5",
    "cross_cats_sorted": [
      "hep-ex",
      "hep-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2020-05-01T17:57:21Z",
    "title_canon_sha256": "a31b37cff03cd56c1d6e300bfd3b6ae74d90e1fc72aa72771b64c856165b2194"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.00529",
    "kind": "arxiv",
    "version": 1
  }
}