Pith Number

pith:4EOJ4N3X

pith:2020:4EOJ4N3X35OJI4QENVQYEDCP4V

not attested not anchored not stored refs pending

Quasinormal modes and self-adjoint extensions of the Schroedinger operator

Alberto Saa, J\'ulio C. Fabris, Mart\'in G. Richarte

arxiv:2010.10674 v2 · 2020-10-20 · gr-qc · hep-th · math-ph · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4EOJ4N3X35OJI4QENVQYEDCP4V}

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

Pseudospectrum and black hole quasi-normal mode (in)stability

Receipt and verification

First computed	2026-07-05T02:13:18.830939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e11c9e3777df5c9472046d61820c4fe55d2874830aeaa12260641a6f09fcedb7

Aliases

arxiv: 2010.10674 · arxiv_version: 2010.10674v2 · doi: 10.48550/arxiv.2010.10674 · pith_short_12: 4EOJ4N3X35OJ · pith_short_16: 4EOJ4N3X35OJI4QE · pith_short_8: 4EOJ4N3X

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/4EOJ4N3X35OJI4QENVQYEDCP4V \
  | 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: e11c9e3777df5c9472046d61820c4fe55d2874830aeaa12260641a6f09fcedb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab4c20ee1755dad4ee7aa21965badbcbfeb24f3a1b33515e01119a526902f3e4",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-10-20T23:53:44Z",
    "title_canon_sha256": "1f3f165e39817dd5ba8ff8a6b38bda82310aba35fdcb2e8207da31d9fd58cbb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.10674",
    "kind": "arxiv",
    "version": 2
  }
}