Pith Number

pith:ZWMVPQE4

pith:2000:ZWMVPQE4HLSIBCD3CIQAZYJORY

not attested not anchored not stored refs pending

Light propagation in non linear electrodynamics

J. M. Salim, M. Novello, R. Klippert, V. A. De Lorenci

arxiv:gr-qc/0005049 v1 · 2000-05-13 · 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{ZWMVPQE4HLSIBCD3CIQAZYJORY}

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.

Cited by

5 papers in Pith

Polarization-Dependent Photon Propagation, Quasinormal Modes, and Gravitational Lensing in Higher-Curvature Effective Theories

Nonlinear electrodynamics in magnetars: systematic effects on radius constraints and timing analysis

Properties of black holes in non-linear electrodynamics

Propagation-based classification of linear magnetoelectric response in dielectrics

Properties of black holes in non-linear electrodynamics

Receipt and verification

First computed	2026-07-04T16:19:38.682576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd9957c09c3ae480887b12200ce12e8e21a504be85ebdabab59745670e51223f

Aliases

arxiv: gr-qc/0005049 · arxiv_version: gr-qc/0005049v1 · doi: 10.48550/arxiv.gr-qc/0005049 · pith_short_12: ZWMVPQE4HLSI · pith_short_16: ZWMVPQE4HLSIBCD3 · pith_short_8: ZWMVPQE4

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/ZWMVPQE4HLSIBCD3CIQAZYJORY \
  | 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: cd9957c09c3ae480887b12200ce12e8e21a504be85ebdabab59745670e51223f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af13bba15c0b7fa553649353acc37283f2e4c914dabc3f548b2f388702dad54",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-05-13T19:43:17Z",
    "title_canon_sha256": "85392c36fd4d531e0de1b96eeed56602954cce6272a524655b11a7c065e5071d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0005049",
    "kind": "arxiv",
    "version": 1
  }
}