Pith Number

pith:X7KX2GTL

pith:2026:X7KX2GTL72SRH75FUQYTPV7LZT

not attested not anchored not stored refs pending

Charging up regular black holes

Chiara Coviello, Ra\'ul Carballo-Rubio, Vania Vellucci

arxiv:2607.07831 v1 · 2026-07-08 · 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{X7KX2GTL72SRH75FUQYTPV7LZT}

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	2026-07-10T00:19:02.527217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfd57d1a6bfea513ffa5a43137d7ebccf106cabc713fb125fd5c00691a553ce3

Aliases

arxiv: 2607.07831 · arxiv_version: 2607.07831v1 · doi: 10.48550/arxiv.2607.07831 · pith_short_12: X7KX2GTL72SR · pith_short_16: X7KX2GTL72SRH75F · pith_short_8: X7KX2GTL

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/X7KX2GTL72SRH75FUQYTPV7LZT \
  | 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: bfd57d1a6bfea513ffa5a43137d7ebccf106cabc713fb125fd5c00691a553ce3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4272137b409801a8fb7a525328e0f14beb397bc576c193ef8098c37fec3124e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-08T18:12:21Z",
    "title_canon_sha256": "26a34258ffa026789b920ccc2beb185e6cf46110d5897895ffc91904201e3ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07831",
    "kind": "arxiv",
    "version": 1
  }
}