Pith Number

pith:TB7RUS6A

pith:2014:TB7RUS6A6FVZUMYB7ANIPSETZT

not attested not anchored not stored refs pending

Causal Structure and Birefringence in Nonlinear Electrodynamics

C. A. M. de Melo, L. G. Medeiros, P. J. Pompeia

arxiv:1407.0567 v2 · 2014-07-02 · hep-th · gr-qc · hep-ph · 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{TB7RUS6A6FVZUMYB7ANIPSETZT}

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

On regular black strings spacetimes in nonlinear electrodynamics

Receipt and verification

First computed	2026-05-18T01:23:38.855961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

987f1a4bc0f16b9a3301f81a87c893ccf14350fcb9196835debe4621e7dd15c4

Aliases

arxiv: 1407.0567 · arxiv_version: 1407.0567v2 · doi: 10.48550/arxiv.1407.0567 · pith_short_12: TB7RUS6A6FVZ · pith_short_16: TB7RUS6A6FVZUMYB · pith_short_8: TB7RUS6A

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/TB7RUS6A6FVZUMYB7ANIPSETZT \
  | 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: 987f1a4bc0f16b9a3301f81a87c893ccf14350fcb9196835debe4621e7dd15c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ba2a00958ed3e3d91115fa2a74adfb5cb7b5b2d76d3c7c066d58f69760ef8ab",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2014-07-02T13:54:20Z",
    "title_canon_sha256": "ef500e7de68f19f91d0a57d8880d0f507f835f15e56d6e1c896057ce5d3ea0e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0567",
    "kind": "arxiv",
    "version": 2
  }
}