Pith Number

pith:HO3PPSZW

pith:2020:HO3PPSZW4AWZ3NH5BZA7HMMTLY

not attested not anchored not stored refs pending

Stability of regular black holes and other compact objects with a charged de Sitter core and a surface matter layer

Angel D. D. Masa, Enesson S. de Oliveira, Vilson T. Zanchin

arxiv:2009.10948 v3 · 2020-09-23 · gr-qc · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HO3PPSZW4AWZ3NH5BZA7HMMTLY}

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	2026-07-05T03:04:59.476178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bb6f7cb36e02d9db4fd0e41f3b1935e2dbaa86efe079f1e5fb7c1223fa64a38

Aliases

arxiv: 2009.10948 · arxiv_version: 2009.10948v3 · doi: 10.48550/arxiv.2009.10948 · pith_short_12: HO3PPSZW4AWZ · pith_short_16: HO3PPSZW4AWZ3NH5 · pith_short_8: HO3PPSZW

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/HO3PPSZW4AWZ3NH5BZA7HMMTLY \
  | 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: 3bb6f7cb36e02d9db4fd0e41f3b1935e2dbaa86efe079f1e5fb7c1223fa64a38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71504c4c9d2fd1c94d11fb0e995cea76e68fa52916ec8bb84e65c6e5ed50b3eb",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-09-23T06:35:30Z",
    "title_canon_sha256": "fd1b01141e4577bd2c6605e2aeba16ec1c2ad737f64da248a5ce0791b7e6e055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.10948",
    "kind": "arxiv",
    "version": 3
  }
}