Pith Number

pith:HP4F52RW

pith:2014:HP4F52RWK7JVPBYFJNFGNEYCAA

not attested not anchored not stored refs pending

$E1$ PNC transition amplitudes of the hyperfine components for $^2S_{1/2}$ $-$ $^2D_{3/2}$ transitions of $^{137}$Ba$^{+}$ and $^{87}$Sr$^{+}$

Narendra Nath Dutta, Sonjoy Majumder

arxiv:1404.2020 v1 · 2014-04-08 · 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{HP4F52RWK7JVPBYFJNFGNEYCAA}

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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

2 papers in Pith

Identifying Quality Indicators in Student Self-Reflections in Software Engineering

Receipt and verification

First computed	2026-05-18T02:44:49.688881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bf85eea3657d35787054b4a6693020005a8b9f39f8f753746b43a2ebfc75636

Aliases

arxiv: 1404.2020 · arxiv_version: 1404.2020v1 · doi: 10.48550/arxiv.1404.2020 · pith_short_12: HP4F52RWK7JV · pith_short_16: HP4F52RWK7JVPBYF · pith_short_8: HP4F52RW

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/HP4F52RWK7JVPBYFJNFGNEYCAA \
  | 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: 3bf85eea3657d35787054b4a6693020005a8b9f39f8f753746b43a2ebfc75636

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99947af913e71181cbe4234de92ebcda5749600e12668b2bfa81cdcdb4860aee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-04-08T06:46:30Z",
    "title_canon_sha256": "bec83bf49f74f22e242f90d20a94c017ea542c1541511dbf2cd0f72018c59c94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2020",
    "kind": "arxiv",
    "version": 1
  }
}