Pith Number

pith:V2SFLOXZ

pith:2026:V2SFLOXZ7IOX6E75Q3YUJBSGRI

not attested not anchored not stored refs pending

Beyond black hole spectroscopy: Quasinormal mode contamination by massless scalars

Giovanni D'Addario, Miguel Yulo Asuncion, Thomas P. Sotiriou

arxiv:2607.08619 v1 · 2026-07-09 · gr-qc · astro-ph.HE · 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{V2SFLOXZ7IOX6E75Q3YUJBSGRI}

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	2026-07-10T01:19:55.653481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aea455baf9fa1d7f13fd86f14486468a0e4493e26ccf0510e6827ed4df25bd76

Aliases

arxiv: 2607.08619 · arxiv_version: 2607.08619v1 · doi: 10.48550/arxiv.2607.08619 · pith_short_12: V2SFLOXZ7IOX · pith_short_16: V2SFLOXZ7IOX6E75 · pith_short_8: V2SFLOXZ

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/V2SFLOXZ7IOX6E75Q3YUJBSGRI \
  | 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: aea455baf9fa1d7f13fd86f14486468a0e4493e26ccf0510e6827ed4df25bd76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c55302b7f154a814253be5a8432ca7a1edc462d63e1b415100eb6495d26925d",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-09T15:51:56Z",
    "title_canon_sha256": "d07f02388c46193faef94805ae119b18d723d1b1960b3b917d43e44b2d1fe8d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08619",
    "kind": "arxiv",
    "version": 1
  }
}