Pith Number

pith:OLZBOG7G

pith:2018:OLZBOG7GKMSIPKJSXHBHKOR4QI

not attested not anchored not stored refs pending

Effects of non-linear vacuum electrodynamics on the polarization plane of light

Alfredo Macias, Claus L\"ammerzahl, Volker Perlick

arxiv:1806.00891 v2 · 2018-06-03 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLZBOG7GKMSIPKJSXHBHKOR4QI}

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	2026-05-17T23:59:08.732897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72f2171be6532487a932b9c2753a3c8224a9efd1791e1abae642e071e567a415

Aliases

arxiv: 1806.00891 · arxiv_version: 1806.00891v2 · doi: 10.48550/arxiv.1806.00891 · pith_short_12: OLZBOG7GKMSI · pith_short_16: OLZBOG7GKMSIPKJS · pith_short_8: OLZBOG7G

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/OLZBOG7GKMSIPKJSXHBHKOR4QI \
  | 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: 72f2171be6532487a932b9c2753a3c8224a9efd1791e1abae642e071e567a415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54f183814f235f81d3deea5d67347bc78233421529503525f5f497116a92b02b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-06-03T23:01:26Z",
    "title_canon_sha256": "d4569e4e7d7a1876e302d9f3c87e8de7b211f33f55f2f0c8e11fcdd2ba936098"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00891",
    "kind": "arxiv",
    "version": 2
  }
}