Pith Number

pith:7FOJMLF4

pith:2020:7FOJMLF4MS4K4Y4KNNEQ27QDND

not attested not anchored not stored refs pending

A note on the linear stability of black holes in quadratic gravity

Christian Dioguardi, Massimiliano Rinaldi

arxiv:2007.11468 v2 · 2020-07-22 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FOJMLF4MS4K4Y4KNNEQ27QDND}

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

Spectrum of pure $R^2$ gravity: full Hamiltonian analysis

Receipt and verification

First computed	2026-07-05T01:50:58.761789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f95c962cbc64b8ae638a6b490d7e0368d59bc6a42b888b346ce18127668aed5d

Aliases

arxiv: 2007.11468 · arxiv_version: 2007.11468v2 · doi: 10.48550/arxiv.2007.11468 · pith_short_12: 7FOJMLF4MS4K · pith_short_16: 7FOJMLF4MS4K4Y4K · pith_short_8: 7FOJMLF4

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/7FOJMLF4MS4K4Y4KNNEQ27QDND \
  | 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: f95c962cbc64b8ae638a6b490d7e0368d59bc6a42b888b346ce18127668aed5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbbf62a65f3653c1ad498816d4473a3bb9170c6036c97c8d5bd9b3a27be127fe",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-07-22T14:41:13Z",
    "title_canon_sha256": "d51734ef647c2f0700454e56a9caff6a290a66bc5be4ffa26c767e631cff5580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.11468",
    "kind": "arxiv",
    "version": 2
  }
}