Pith Number

pith:FFRAE4US

pith:2024:FFRAE4USEVATNEDCXZV73QIXZK

not attested not anchored not stored refs pending

Wandering intermediate-mass black holes in Milky Way-mass galaxies in cosmological simulations: myth or reality?

Floor van Donkelaar, Lucio Mayer, Pedro R. Capelo, Tomas Tamfal

arxiv:2404.15404 v2 · 2024-04-23 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFRAE4USEVATNEDCXZV73QIXZK}

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	2026-07-05T10:55:19.512610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29620272922541369062be6bfdc117cab6e42f28b01e51054a9c5f82d907d502

Aliases

arxiv: 2404.15404 · arxiv_version: 2404.15404v2 · doi: 10.48550/arxiv.2404.15404 · pith_short_12: FFRAE4USEVAT · pith_short_16: FFRAE4USEVATNEDC · pith_short_8: FFRAE4US

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/FFRAE4USEVATNEDCXZV73QIXZK \
  | 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: 29620272922541369062be6bfdc117cab6e42f28b01e51054a9c5f82d907d502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d9368056183492575dec8e5556113f9e2a77c847eb188bf25319ec72d8c49a8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-04-23T18:00:01Z",
    "title_canon_sha256": "71d4429d9bbb2fa2fc0a9da20ac5d93f5ab42a100182efafced5358945b37f76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.15404",
    "kind": "arxiv",
    "version": 2
  }
}