Pith Number

pith:RDBQTVKV

pith:2013:RDBQTVKV7NYB54EY5X7EB57HMB

not attested not anchored not stored refs pending

Relativistic many-body calculation of energies, oscillator strengths, transition rates, lifetimes, polarizabilities, and quadrupole moment of Fr-like Th IV ion

M. S. Safronova, U. I. Safronova

arxiv:1304.0158 v1 · 2013-03-31 · physics.atom-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{RDBQTVKV7NYB54EY5X7EB57HMB}

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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.

Receipt and verification

First computed	2026-05-18T01:50:50.766117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88c309d555fb701ef098edfe40f7e76077afcda0a523cc8e54e32992d40c4157

Aliases

arxiv: 1304.0158 · arxiv_version: 1304.0158v1 · doi: 10.48550/arxiv.1304.0158 · pith_short_12: RDBQTVKV7NYB · pith_short_16: RDBQTVKV7NYB54EY · pith_short_8: RDBQTVKV

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/RDBQTVKV7NYB54EY5X7EB57HMB \
  | 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: 88c309d555fb701ef098edfe40f7e76077afcda0a523cc8e54e32992d40c4157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a7aeb317d5022e49f4d142e37cabf95efea685d86fd5523799c194de6074081",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-03-31T06:21:14Z",
    "title_canon_sha256": "e080c7bc1c5bbad145eace259790310ae39c19951dbf5b3092ed064e0c224a2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0158",
    "kind": "arxiv",
    "version": 1
  }
}