Pith Number

pith:FS3QQVQC

pith:2026:FS3QQVQC2B5L5IUSEQU3PRJMSE

not attested not anchored not stored refs pending

Comment on the "New Rotating Black Hole in Electromagnetic Fields: Cosmological Horizon without Cosmological Constant''

Hryhorii Ovcharenko

arxiv:2606.30426 v1 · 2026-06-29 · 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{FS3QQVQC2B5L5IUSEQU3PRJMSE}

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	2026-06-30T02:18:14.802146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cb7085602d07abea2922429b7c52c912f3453d06009b84f4c026c6760bb97c3

Aliases

arxiv: 2606.30426 · arxiv_version: 2606.30426v1 · doi: 10.48550/arxiv.2606.30426 · pith_short_12: FS3QQVQC2B5L · pith_short_16: FS3QQVQC2B5L5IUS · pith_short_8: FS3QQVQC

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/FS3QQVQC2B5L5IUSEQU3PRJMSE \
  | 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: 2cb7085602d07abea2922429b7c52c912f3453d06009b84f4c026c6760bb97c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b08297433fe2504fb95d2394e057cf2ed0faf6159058f716190f792bd27c352e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-06-29T15:08:08Z",
    "title_canon_sha256": "c56b4781d25d78b9e59f7145e6dd9509821e7ce698f78859c20abc6e07111a7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30426",
    "kind": "arxiv",
    "version": 1
  }
}