Pith Number

pith:SRNIRDMA

pith:2021:SRNIRDMAUJU5HQGWNHMNTVJZP4

not attested not anchored not stored refs pending

Astrophysical Gravitational-Wave Echoes from Galactic Nuclei

Bence Kocsis, L\'aszl\'o Gond\'an

arxiv:2110.09540 v2 · 2021-10-18 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRNIRDMAUJU5HQGWNHMNTVJZP4}

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	2026-07-05T04:45:12.448760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

945a888d80a269d3c0d669d8d9d5397f31af33bb492538c08843ea5a119bb9e8

Aliases

arxiv: 2110.09540 · arxiv_version: 2110.09540v2 · doi: 10.48550/arxiv.2110.09540 · pith_short_12: SRNIRDMAUJU5 · pith_short_16: SRNIRDMAUJU5HQGW · pith_short_8: SRNIRDMA

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/SRNIRDMAUJU5HQGWNHMNTVJZP4 \
  | 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: 945a888d80a269d3c0d669d8d9d5397f31af33bb492538c08843ea5a119bb9e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f12e1b9f0cd7ca16584992f4174ed6e77fdf9e792392bf91e29dc6ec8241e082",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-10-18T18:00:04Z",
    "title_canon_sha256": "651abbf9c233e5a981701a5f71ec668da9aa451dc72b2e464c1b0de3b5d64a78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.09540",
    "kind": "arxiv",
    "version": 2
  }
}