Pith Number

pith:QC6EUHD7

pith:2025:QC6EUHD7A6TG6OWO5JYHYRX32T

not attested not anchored not stored refs pending

Two-photon ionization of the K-shell of ions of the isonuclear sequence of a heavy atom

Alexey M. Nadolinsky, Alexey N. Hopersky, Rustam V. Koneev, Sergey A. Novikov

arxiv:2506.18117 v1 · 2025-06-22 · 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{QC6EUHD7A6TG6OWO5JYHYRX32T}

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	2026-07-05T11:25:28.982248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80bc4a1c7f07a66f3aceea707c46fbd4c02d9b733d6aacb959246f3ceeeb9971

Aliases

arxiv: 2506.18117 · arxiv_version: 2506.18117v1 · doi: 10.48550/arxiv.2506.18117 · pith_short_12: QC6EUHD7A6TG · pith_short_16: QC6EUHD7A6TG6OWO · pith_short_8: QC6EUHD7

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/QC6EUHD7A6TG6OWO5JYHYRX32T \
  | 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: 80bc4a1c7f07a66f3aceea707c46fbd4c02d9b733d6aacb959246f3ceeeb9971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13cbc0a28ad82ec001dfdc3a17c95b3f6362a1507f9f48028fb56f5bec4b6d51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-06-22T18:00:49Z",
    "title_canon_sha256": "42aa40f78af9f5e1837d1fd997051cb05190d2e82724ec752e5cbc2257ee5e7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.18117",
    "kind": "arxiv",
    "version": 1
  }
}