Pith Number

pith:7MEFCG6Q

pith:2022:7MEFCG6QJLKWSYG6OS46O3Z5VK

not attested not anchored not stored refs pending

Reading the tea leaves in the $M_{\rm bh}$-$M_{\rm *,sph}$ and $M_{\rm bh}$-$R_{\rm e,sph}$ diagrams: dry and gaseous mergers with remnant angular momentum

Alister W. Graham, Nandini Sahu

arxiv:2210.09557 v2 · 2022-10-18 · 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{7MEFCG6QJLKWSYG6OS46O3Z5VK}

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	2026-07-05T06:07:09.152462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb08511bd04ad56960de74b9e76f3daa81c8b901666fcd1535087ea53e9dc713

Aliases

arxiv: 2210.09557 · arxiv_version: 2210.09557v2 · doi: 10.48550/arxiv.2210.09557 · pith_short_12: 7MEFCG6QJLKW · pith_short_16: 7MEFCG6QJLKWSYG6 · pith_short_8: 7MEFCG6Q

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/7MEFCG6QJLKWSYG6OS46O3Z5VK \
  | 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: fb08511bd04ad56960de74b9e76f3daa81c8b901666fcd1535087ea53e9dc713

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15334669cf4fee11d9e5af9f50ef8e74c67c75664d09fa1a2251629cab07285f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-10-18T03:20:02Z",
    "title_canon_sha256": "5071cadcdd978c71dac68eb650b764a85521aefd0d11e10953fe45538b1e6ceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.09557",
    "kind": "arxiv",
    "version": 2
  }
}