Pith Number

pith:YSXW47E6

pith:2025:YSXW47E6I6WZIXBRTGPMEYTE44

not attested not anchored not stored refs pending

Rapid sinking and efficient mergers of supermassive black holes in compact high-redshift galaxies

Alexander Rawlings, Antti Rantala, Atte Keitaanranta, Basti\'an Reinoso, Peter H. Johansson, Shihong Liao, Thorsten Naab, Toni Tuominen

arxiv:2512.11665 v1 · 2025-12-12 · 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{YSXW47E6I6WZIXBRTGPMEYTE44}

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	2026-05-20T14:03:23.047320Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4af6e7c9e47ad945c31999ec26264e71aee676202fb80b8c404238df8e15ec7

Aliases

arxiv: 2512.11665 · arxiv_version: 2512.11665v1 · doi: 10.48550/arxiv.2512.11665 · pith_short_12: YSXW47E6I6WZ · pith_short_16: YSXW47E6I6WZIXBR · pith_short_8: YSXW47E6

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/YSXW47E6I6WZIXBRTGPMEYTE44 \
  | 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: c4af6e7c9e47ad945c31999ec26264e71aee676202fb80b8c404238df8e15ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef97ed01a045b7141c0c258f255dfcec4710d21ed58cba950b34e71ebadc5426",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-12-12T15:43:03Z",
    "title_canon_sha256": "bc691af8e1f6d6765e0f160a19b228368cc6e242ddef014b2229f765b4bb19ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.11665",
    "kind": "arxiv",
    "version": 1
  }
}