Pith Number

pith:XEGZ5OM6

pith:2018:XEGZ5OM6YHZN6BAXTEWWNL5RUS

not attested not anchored not stored refs pending

A scattering theory for linear waves on the interior of Reissner-Nordstr\"om black holes

Christoph Kehle, Yakov Shlapentokh-Rothman

arxiv:1804.05438 v2 · 2018-04-15 · gr-qc · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XEGZ5OM6YHZN6BAXTEWWNL5RUS}

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	2026-05-17T23:45:38.673984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b90d9eb99ec1f2df0417992d66afb1a48052627f185543249cdff289eabb7cbc

Aliases

arxiv: 1804.05438 · arxiv_version: 1804.05438v2 · doi: 10.48550/arxiv.1804.05438 · pith_short_12: XEGZ5OM6YHZN · pith_short_16: XEGZ5OM6YHZN6BAX · pith_short_8: XEGZ5OM6

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/XEGZ5OM6YHZN6BAXTEWWNL5RUS \
  | 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: b90d9eb99ec1f2df0417992d66afb1a48052627f185543249cdff289eabb7cbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f78101ec1583fe5784ef14eb8db7c5b647f70b9a977d2fa5b8d13cb8a89553c5",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-15T22:08:11Z",
    "title_canon_sha256": "cd943ca49dd560863b816612d18edf5734f925fdea9e1d29b8312597ae6c316a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05438",
    "kind": "arxiv",
    "version": 2
  }
}