Pith Number

pith:URCCRCQL

pith:2025:URCCRCQL6JTRZF3BZZDK4Q4VZA

not attested not anchored not stored refs pending

NANOGrav 15-year gravitational-wave signals from binary supermassive black-holes seeded by primordial black holes, and implications for the origins of Little Red Dots

Kazunori Kohri, Mikage U. Kobayashi

arxiv:2511.04210 v2 · 2025-11-06 · astro-ph.CO · astro-ph.HE · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URCCRCQL6JTRZF3BZZDK4Q4VZA}

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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

3 papers in Pith

Blue-tilted Runnings and the JWST Early Galaxy Tension

Primordial black hole contribution to the stochastic background of gravitational waves

Receipt and verification

First computed	2026-07-28T01:23:26.922283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a444288a0bf2671c9761ce46ae4395c8160dba2d9b516a35c81b451745f4e810

Aliases

arxiv: 2511.04210 · arxiv_version: 2511.04210v2 · doi: 10.48550/arxiv.2511.04210 · pith_short_12: URCCRCQL6JTR · pith_short_16: URCCRCQL6JTRZF3B · pith_short_8: URCCRCQL

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/URCCRCQL6JTRZF3BZZDK4Q4VZA \
  | 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: a444288a0bf2671c9761ce46ae4395c8160dba2d9b516a35c81b451745f4e810

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c521aa60009be4f162ad9af0e1522bf8b469803bf0e8c7d6261601c56cfcfe0",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-11-06T09:15:20Z",
    "title_canon_sha256": "c5c5867d2540bed7edbab62a1604057dbd31958dda59426c219b57254ee5c0ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.04210",
    "kind": "arxiv",
    "version": 2
  }
}