Pith Number

pith:WHPK4C62

pith:2010:WHPK4C626SO35X3J3M7TVIDVVW

not attested not anchored not stored refs pending

QED with minimal and nonminimal couplings: on the quantum generation of Lorentz violating terms in the pure photon sector

A. P. Ba\^eta Scarpelli, G. Gazzola, H. G. Fargnoli, Marcos Sampaio, M. C. Nemes

arxiv:1012.3291 v2 · 2010-12-15 · 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{WHPK4C626SO35X3J3M7TVIDVVW}

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	2026-05-18T02:04:24.518997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1deae0bdaf49dbedf69db3f3aa075adad6c89f2fa0cdf689e187b5707b354b4

Aliases

arxiv: 1012.3291 · arxiv_version: 1012.3291v2 · doi: 10.48550/arxiv.1012.3291 · pith_short_12: WHPK4C626SO3 · pith_short_16: WHPK4C626SO35X3J · pith_short_8: WHPK4C62

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/WHPK4C626SO35X3J3M7TVIDVVW \
  | 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: b1deae0bdaf49dbedf69db3f3aa075adad6c89f2fa0cdf689e187b5707b354b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0dc2106de7da66ed56fc263782e959fa9052c5dbe9e39fe115b27fbec54a114",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2010-12-15T11:47:35Z",
    "title_canon_sha256": "4690eee707d8d676e08225f3b50417c89bab5fe4ec0329d934c3862acb01d528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3291",
    "kind": "arxiv",
    "version": 2
  }
}