Pith Number

pith:6UAAQQIY

pith:2026:6UAAQQIYEYZXRJN7QRQTXPAGO7

not attested not anchored not stored refs pending

Reassessing the SIGW Interpretation of PTA Signal: The Role of Third-Order Gravitational Waves and Implications for the PBH Overproduction

Qing-Hua Zhu, Sai Wang, Xin Zhang, Zhi-Chao Zhao

arxiv:2603.05191 v2 · 2026-03-05 · astro-ph.CO · 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{6UAAQQIYEYZXRJN7QRQTXPAGO7}

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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

Primordial Black Hole contribution to the stochastic background of Gravitational Waves

Receipt and verification

First computed	2026-06-10T01:09:57.812747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f500084118263378a5bf84613bbc0677ec2e6a07ca2771ff5ff8083284ecb39d

Aliases

arxiv: 2603.05191 · arxiv_version: 2603.05191v2 · doi: 10.48550/arxiv.2603.05191 · pith_short_12: 6UAAQQIYEYZX · pith_short_16: 6UAAQQIYEYZXRJN7 · pith_short_8: 6UAAQQIY

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/6UAAQQIYEYZXRJN7QRQTXPAGO7 \
  | 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: f500084118263378a5bf84613bbc0677ec2e6a07ca2771ff5ff8083284ecb39d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9690bf63f4231fe15568d4a916cc19aed5aa94bb9a9809583668b7bb30b753ce",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-03-05T14:03:40Z",
    "title_canon_sha256": "4b4b3abd9453fb05dee7d54ec2470c8b1803c1da7845b9bf9afe77238cfd8cc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.05191",
    "kind": "arxiv",
    "version": 2
  }
}