Pith Number

pith:NI7G4Q6M

pith:2012:NI7G4Q6MG3TUWCUBT5APB4DIMZ

not attested not anchored not stored refs pending

Vacuum local and global electromagnetic self-energies for a point-like and an extended field source

Lucia Rizzuto, Roberto Passante, Salvatore Spagnolo

arxiv:1208.5478 v4 · 2012-08-27 · quant-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NI7G4Q6MG3TUWCUBT5APB4DIMZ}

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	2026-05-18T03:26:23.052297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a3e6e43cc36e74b0a819f40f0f0686667df639f1c1b6ff5e954f773ffe5fbf7

Aliases

arxiv: 1208.5478 · arxiv_version: 1208.5478v4 · doi: 10.48550/arxiv.1208.5478 · pith_short_12: NI7G4Q6MG3TU · pith_short_16: NI7G4Q6MG3TUWCUB · pith_short_8: NI7G4Q6M

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/NI7G4Q6MG3TUWCUBT5APB4DIMZ \
  | 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: 6a3e6e43cc36e74b0a819f40f0f0686667df639f1c1b6ff5e954f773ffe5fbf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dac430f0025135676fd8b7b10b6b302b0706b6c9a20c54c082eb0ad4acb0a87",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-27T19:56:40Z",
    "title_canon_sha256": "15d399074155a71771025ee6246fc6b4f3deb0418ee56a7d13ba31464ca6b7d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5478",
    "kind": "arxiv",
    "version": 4
  }
}