Pith Number

pith:N77IYETU

pith:2016:N77IYETUP5HVMJQUCCZAAOWD2F

not attested not anchored not stored refs pending

Relativistic many-body calculation of energies, lifetimes, polarizabilities, blackbody radiative shift and hyperfine constants in Lu2+

M. S. Safronova, U. I. Safronova, W. R. Johnson

arxiv:1607.03880 v3 · 2016-07-13 · 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{N77IYETUP5HVMJQUCCZAAOWD2F}

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	2026-05-18T01:04:43.110014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ffe8c12747f4f56261410b2003ac3d15cfd0569d061d2bcf25e5564f1488790

Aliases

arxiv: 1607.03880 · arxiv_version: 1607.03880v3 · doi: 10.48550/arxiv.1607.03880 · pith_short_12: N77IYETUP5HV · pith_short_16: N77IYETUP5HVMJQU · pith_short_8: N77IYETU

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/N77IYETUP5HVMJQUCCZAAOWD2F \
  | 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: 6ffe8c12747f4f56261410b2003ac3d15cfd0569d061d2bcf25e5564f1488790

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe92fe8ed440bfffe64057f6f8ade11c060d9f448728767acd22532e1708011c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2016-07-13T19:42:34Z",
    "title_canon_sha256": "717dd9f307fe05b00510a05a80a9eee6df4232b5d36fbb3c1303f5e417a6ef93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.03880",
    "kind": "arxiv",
    "version": 3
  }
}