Pith Number

pith:SPCDTAM5

pith:2024:SPCDTAM5RUTPJXSMFPLB2DRAVR

not attested not anchored not stored refs pending

Bounds on the mass of superradiantly unstable scalar fields around Kerr black holes

Emanuele Berti, Jo\~ao Lu\'is Rosa, Maur\'icio Richartz

arxiv:2405.01003 v2 · 2024-05-02 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPCDTAM5RUTPJXSMFPLB2DRAVR}

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	2026-07-05T08:15:50.679765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93c439819d8d26f4de4c2bd61d0e20ac4775cd89ee4d171b24b9f7a7d66d65fc

Aliases

arxiv: 2405.01003 · arxiv_version: 2405.01003v2 · doi: 10.48550/arxiv.2405.01003 · pith_short_12: SPCDTAM5RUTP · pith_short_16: SPCDTAM5RUTPJXSM · pith_short_8: SPCDTAM5

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/SPCDTAM5RUTPJXSMFPLB2DRAVR \
  | 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: 93c439819d8d26f4de4c2bd61d0e20ac4775cd89ee4d171b24b9f7a7d66d65fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e43fc5c883d7ccd654f604288476ca0a22434372b38e19c705b19ac602334692",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-05-02T05:02:13Z",
    "title_canon_sha256": "01ef3327e0473c38eaa67c5c3ba853aeeef1811aad8362e2256a5fed2caab1ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.01003",
    "kind": "arxiv",
    "version": 2
  }
}