Pith Number

pith:34O7ZYIW

pith:2018:34O7ZYIWSQK6BJLUWNP57W7ZMF

not attested not anchored not stored refs pending

Are gravitational wave ringdown echoes always equal-interval ?

Jun Zhang, Shuang-Yong Zhou, Yun-Song Piao, Yu-Tong Wang, Zhi-Peng Li

arxiv:1802.02003 v3 · 2018-02-06 · gr-qc · astro-ph.CO · 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{34O7ZYIWSQK6BJLUWNP57W7ZMF}

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

Testing the nature of dark compact objects: a status report

Receipt and verification

First computed	2026-05-18T00:13:21.565213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df1dfce1169415e0a574b35fdfdbf9614153b98ca7a557f7848ad5fc5b434555

Aliases

arxiv: 1802.02003 · arxiv_version: 1802.02003v3 · doi: 10.48550/arxiv.1802.02003 · pith_short_12: 34O7ZYIWSQK6 · pith_short_16: 34O7ZYIWSQK6BJLU · pith_short_8: 34O7ZYIW

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/34O7ZYIWSQK6BJLUWNP57W7ZMF \
  | 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: df1dfce1169415e0a574b35fdfdbf9614153b98ca7a557f7848ad5fc5b434555

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ebc09d6396de606fa8977053b5b8c63d8c405b677fdf069eec3d59fc057f1b8",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-02-06T15:30:45Z",
    "title_canon_sha256": "ae136243f1663bdcb22aee4528b51fbb8c5ecee87a9974735f92e6394d388730"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02003",
    "kind": "arxiv",
    "version": 3
  }
}