Pith Number

pith:5SF2QRTC

pith:2026:5SF2QRTCTN3JXGRDNPUKY7QWUU

not attested not anchored not stored refs pending

Characterisation of a strontium cold atom source using fluorescence spectroscopy and time-of-flight

Anna L. Marchant, David Newbold, Hamza Labiad, Jonathan N. Tinsley, Jonathon Coleman, Kamran Hussain, Mark G. Bason, Tristan Valenzuela

arxiv:2607.09604 v1 · 2026-07-10 · 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{5SF2QRTCTN3JXGRDNPUKY7QWUU}

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	2026-07-13T01:20:23.444365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8ba846629b769b9a236be8ac7e16a511612d814f32e206b5571b3754c163b1

Aliases

arxiv: 2607.09604 · arxiv_version: 2607.09604v1 · doi: 10.48550/arxiv.2607.09604 · pith_short_12: 5SF2QRTCTN3J · pith_short_16: 5SF2QRTCTN3JXGRD · pith_short_8: 5SF2QRTC

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/5SF2QRTCTN3JXGRDNPUKY7QWUU \
  | 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: ec8ba846629b769b9a236be8ac7e16a511612d814f32e206b5571b3754c163b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fa3a0bb71bf160f10a3a5be103da15772cc608b3ace9e6055d42943ef9bc138",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-07-10T16:58:44Z",
    "title_canon_sha256": "82b78e7f7526351629f4ccaede139e9f3507480593529590a821baf8896c0580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.09604",
    "kind": "arxiv",
    "version": 1
  }
}