Pith Number

pith:3KAJF2EL

pith:2016:3KAJF2ELY2AYPVQ7ZZCQWE5DOP

not attested not anchored not stored refs pending

Light-by-light scattering in the Lamb shift and the bound electron g factor

Andrzej Czarnecki, Robert Szafron

arxiv:1611.04875 v2 · 2016-11-15 · physics.atom-ph · 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{3KAJF2ELY2AYPVQ7ZZCQWE5DOP}

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	2026-05-18T00:54:16.213547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da8092e88bc68187d61fce450b13a373e628fd1410ce93f357b2c6880f31b129

Aliases

arxiv: 1611.04875 · arxiv_version: 1611.04875v2 · doi: 10.48550/arxiv.1611.04875 · pith_short_12: 3KAJF2ELY2AY · pith_short_16: 3KAJF2ELY2AYPVQ7 · pith_short_8: 3KAJF2EL

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/3KAJF2ELY2AYPVQ7ZZCQWE5DOP \
  | 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: da8092e88bc68187d61fce450b13a373e628fd1410ce93f357b2c6880f31b129

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33af88f4efb360327f2c007ee3a322ccd6651a7ab0b94731f47126aa926eab1f",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2016-11-15T14:57:44Z",
    "title_canon_sha256": "889e2eb6c44fb9468a4969943efacbc4b20a1e55f0e0611574fcf4ae7a868935"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04875",
    "kind": "arxiv",
    "version": 2
  }
}