Pith Number

pith:SKDSKFU5

pith:2009:SKDSKFU5KBXMU5RJ2KX6ITWAKK

not attested not anchored not stored refs pending

Radiative-nonrecoil corrections of order alpha^2 (Z alpha)^5 to the Lamb shift

Andrzej Czarnecki, Jan H. Piclum, Jorge Mondejar, Matthew Dowling

arxiv:0911.4078 v3 · 2009-11-20 · hep-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{SKDSKFU5KBXMU5RJ2KX6ITWAKK}

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	2026-05-18T02:34:04.285370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

928725169d506eca7629d2afe44ec052a8d05b13ded2802285eb5fc931613bb6

Aliases

arxiv: 0911.4078 · arxiv_version: 0911.4078v3 · doi: 10.48550/arxiv.0911.4078 · pith_short_12: SKDSKFU5KBXM · pith_short_16: SKDSKFU5KBXMU5RJ · pith_short_8: SKDSKFU5

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/SKDSKFU5KBXMU5RJ2KX6ITWAKK \
  | 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: 928725169d506eca7629d2afe44ec052a8d05b13ded2802285eb5fc931613bb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13fdaff0e7c5644882e63e2057af53a57f168fa5065ea52be09a9d348e8d2a0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-11-20T17:29:54Z",
    "title_canon_sha256": "7ce0868da1f5539a0b593df58ed0ca39746511c31f38f23455dc277c97d5e175"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4078",
    "kind": "arxiv",
    "version": 3
  }
}