Pith Number

pith:D5GZQUZD

pith:2015:D5GZQUZDYFRMJRJPT2BIPYDT22

not attested not anchored not stored refs pending

Relativistic evaluation of the two-photon decay of the metastable ${1s}^{2} 2s 2p~^3\mbox{P}_0$ state in berylliumlike ions with an active-electron model

Filippo Fratini, Jorge Machado, Jos\'e Paulo Santos, Laleh Safari, Mauro Guerra, Paul Indelicato, Pedro Amaro

arxiv:1508.06169 v2 · 2015-08-25 · 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{D5GZQUZDYFRMJRJPT2BIPYDT22}

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	2026-05-18T01:18:33.292826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f4d985323c162c4c52f9e8287e073d6a59a8987a6fa37a4e97ee2a3489fda96

Aliases

arxiv: 1508.06169 · arxiv_version: 1508.06169v2 · doi: 10.48550/arxiv.1508.06169 · pith_short_12: D5GZQUZDYFRM · pith_short_16: D5GZQUZDYFRMJRJP · pith_short_8: D5GZQUZD

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/D5GZQUZDYFRMJRJPT2BIPYDT22 \
  | 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: 1f4d985323c162c4c52f9e8287e073d6a59a8987a6fa37a4e97ee2a3489fda96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e331b1b3e77f775beec7ef23b8f75cef831ef65611ebf91b4ca5500b8d631e83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-08-25T14:43:23Z",
    "title_canon_sha256": "6afa62803194558b07d9308cd68d48843d1807f5f7b7e7028c986479c72a6606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06169",
    "kind": "arxiv",
    "version": 2
  }
}