Pith Number

pith:KIF5OSLT

pith:2021:KIF5OSLT627ZUD4IKSX2XTUCYX

not attested not anchored not stored refs pending

Non-linear electrodynamics non-minimally coupled to gravity:symmetric-hyperbolicity and causal structure

\'Erico Goulart, Santiago Esteban Perez Bergliaffa

arxiv:2112.07078 v1 · 2021-12-14 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KIF5OSLT627ZUD4IKSX2XTUCYX}

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

1 paper in Pith

Mimicking a rotating black hole with nonlinear electrodynamics

Receipt and verification

First computed	2026-07-05T03:49:27.517164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

520bd74973f6bf9a0f8854afabce82c5c1630df2336b033646757a90085c5f7b

Aliases

arxiv: 2112.07078 · arxiv_version: 2112.07078v1 · doi: 10.48550/arxiv.2112.07078 · pith_short_12: KIF5OSLT627Z · pith_short_16: KIF5OSLT627ZUD4I · pith_short_8: KIF5OSLT

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/KIF5OSLT627ZUD4IKSX2XTUCYX \
  | 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: 520bd74973f6bf9a0f8854afabce82c5c1630df2336b033646757a90085c5f7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc7ec52e6818567df780229cb9a971516dc951c32f84ee3d8c430a7b0ed66c87",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-12-14T00:38:18Z",
    "title_canon_sha256": "2b722f85e92cce8437ee1bc98b73ea56d21af1933ccd262858c664b126b0a932"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07078",
    "kind": "arxiv",
    "version": 1
  }
}