Pith Number

pith:6X7WHH77

pith:2010:6X7WHH777OQAC7A5OVPE7GIUU2

not attested not anchored not stored refs pending

Nuclear size correction to the Lamb shift of one-electron atoms

Vladimir A. Yerokhin

arxiv:1011.4272 v1 · 2010-11-18 · 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{6X7WHH777OQAC7A5OVPE7GIUU2}

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	2026-05-18T02:04:43.824950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5ff639ffffba0017c1d755e4f9914a692f8e23e4ddde74e2382f100d36db7a8

Aliases

arxiv: 1011.4272 · arxiv_version: 1011.4272v1 · doi: 10.48550/arxiv.1011.4272 · pith_short_12: 6X7WHH777OQA · pith_short_16: 6X7WHH777OQAC7A5 · pith_short_8: 6X7WHH77

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/6X7WHH777OQAC7A5OVPE7GIUU2 \
  | 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: f5ff639ffffba0017c1d755e4f9914a692f8e23e4ddde74e2382f100d36db7a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "452d1fdb477b77fde2c2dd245ad12e767a3f4e3038f5b64ab7b27a06e0da5e68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2010-11-18T20:15:09Z",
    "title_canon_sha256": "f5acfceba56c8117612d3aee7346c3566da73ab298e0fb91762dc3bbd44220f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4272",
    "kind": "arxiv",
    "version": 1
  }
}