Pith Number

pith:3O6QGARC

pith:2019:3O6QGARCMHLGRERNEWZFQMC5PZ

not attested not anchored not stored refs pending

Detailed study of detection method for ultra-low-frequency gravitational waves with pulsar spin-down rate statistics

Hiroki Kumamoto, Keitaro Takahashi, Naoyuki Yonemaru, Shinnosuke Hisano

arxiv:1902.04787 v1 · 2019-02-13 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3O6QGARCMHLGRERNEWZFQMC5PZ}

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	2026-05-17T23:44:55.333459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbbd03022261d668922d25b258305d7e7f024c1cad266ae54a2193472dfbbca6

Aliases

arxiv: 1902.04787 · arxiv_version: 1902.04787v1 · doi: 10.48550/arxiv.1902.04787 · pith_short_12: 3O6QGARCMHLG · pith_short_16: 3O6QGARCMHLGRERN · pith_short_8: 3O6QGARC

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/3O6QGARCMHLGRERNEWZFQMC5PZ \
  | 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: dbbd03022261d668922d25b258305d7e7f024c1cad266ae54a2193472dfbbca6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cf99fa609c5b7f1fe7a3c42f43ebc165120e49d468da0dee6aaa2b17e813a96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-02-13T08:47:38Z",
    "title_canon_sha256": "13d2bfad75919f2a95918f40fc550546230cd225b0b01e31b40611a6cf4c9516"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04787",
    "kind": "arxiv",
    "version": 1
  }
}