Pith Number

pith:2ITBKFL2

pith:2012:2ITBKFL26KCHXKZDILAOJPFLGM

not attested not anchored not stored refs pending

Energy-dependent perturbation theory: Possibility for improved tests of quantum-electrodynamics

Ingvar Lindgren, Johan Holmberg, Sten Salomonson

arxiv:1212.6482 v1 · 2012-12-28 · physics.atom-ph · quant-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{2ITBKFL26KCHXKZDILAOJPFLGM}

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	2026-05-18T03:37:39.591730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d22615157af2847bab2342c0e4bcab332cd4ecee22a49098a170deaabfaf470c

Aliases

arxiv: 1212.6482 · arxiv_version: 1212.6482v1 · doi: 10.48550/arxiv.1212.6482 · pith_short_12: 2ITBKFL26KCH · pith_short_16: 2ITBKFL26KCHXKZD · pith_short_8: 2ITBKFL2

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/2ITBKFL26KCHXKZDILAOJPFLGM \
  | 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: d22615157af2847bab2342c0e4bcab332cd4ecee22a49098a170deaabfaf470c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3694f295d6c191baf5e835f252d856dc7c1297e1177e49b00558ca46d2c2ac38",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2012-12-28T08:03:54Z",
    "title_canon_sha256": "d6560ae780c97b887acb7834e7618be9f7a30579ff190b76e9ee18896faff0ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6482",
    "kind": "arxiv",
    "version": 1
  }
}