Pith Number

pith:2Z7FA4QF

pith:2023:2Z7FA4QFVCCB6I47BF5AOJ67NN

not attested not anchored not stored refs pending

Perturbing the perturbed: Stability of quasinormal modes in presence of a positive cosmological constant

Mostafizur Rahman, Subhodeep Sarkar, Sumanta Chakraborty

arxiv:2304.06829 v2 · 2023-04-13 · 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{2Z7FA4QFVCCB6I47BF5AOJ67NN}

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

3 papers in Pith

Greybody factors, reflectionless scattering modes, and echoes of ultracompact horizonless objects

Reflectionless and echo modes in asymmetric Damour-Solodukhin wormholes

Excitation factors for horizonless compact objects: long-lived modes, echoes, and greybody factors

Receipt and verification

First computed	2026-07-05T07:08:56.190001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d67e507205a8841f239f097a0727df6b4d407da1292f6ef4344f84fd261d2f6b

Aliases

arxiv: 2304.06829 · arxiv_version: 2304.06829v2 · doi: 10.48550/arxiv.2304.06829 · pith_short_12: 2Z7FA4QFVCCB · pith_short_16: 2Z7FA4QFVCCB6I47 · pith_short_8: 2Z7FA4QF

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/2Z7FA4QFVCCB6I47BF5AOJ67NN \
  | 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: d67e507205a8841f239f097a0727df6b4d407da1292f6ef4344f84fd261d2f6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269c30d76564a454e987c0caa4fca70ddc612968d993b0ff4147dd4bf9ba1fb8",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-04-13T21:38:50Z",
    "title_canon_sha256": "84b495f28c0e123cb42e34d146fba80a03f223d4c08eb2a42162c611b4d5b3e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.06829",
    "kind": "arxiv",
    "version": 2
  }
}