Pith Number

pith:45DA5ZX5

pith:2025:45DA5ZX5ORKFCOAUDNPGMHIKAA

not attested not anchored not stored refs pending

Premature supermassive black hole mergers in cosmological simulations of structure formation

Christopher J. Moore, Debora Sijacki, Martin A. Bourne, Stephanie Buttigieg

arxiv:2504.17549 v2 · 2025-04-24 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45DA5ZX5ORKFCOAUDNPGMHIKAA}

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

Comparing gravitational wave background predictions from cosmological simulations to pulsar timing observations

Receipt and verification

First computed	2026-07-05T12:03:26.323930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7460ee6fd74545138141b5e661d0a001d39b7a97a6b652245d544a852fd9e39

Aliases

arxiv: 2504.17549 · arxiv_version: 2504.17549v2 · doi: 10.48550/arxiv.2504.17549 · pith_short_12: 45DA5ZX5ORKF · pith_short_16: 45DA5ZX5ORKFCOAU · pith_short_8: 45DA5ZX5

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/45DA5ZX5ORKFCOAUDNPGMHIKAA \
  | 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: e7460ee6fd74545138141b5e661d0a001d39b7a97a6b652245d544a852fd9e39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce6986e8e314e9f4e99c17a3c5f359b0b511754645c40a1c5dfe0de4694e55c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-24T13:40:06Z",
    "title_canon_sha256": "21a9b4ec0187a49e97879a882ab06f167db6028d18ddfe013275cad03d2033e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17549",
    "kind": "arxiv",
    "version": 2
  }
}