Pith Number

pith:LY4MHYMH

pith:2015:LY4MHYMHVWKWLAWTLXTEC44S53

not attested not anchored not stored refs pending

Supermassive black holes and their host spheroids II. The red and blue sequence in the $M_{\rm BH} - M_{\rm *,sph}$ diagram

Alessandro Marconi, Alister W. Graham, Eleonora Sani, Giulia A. D. Savorgnan

arxiv:1511.07437 v1 · 2015-11-23 · 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{LY4MHYMHVWKWLAWTLXTEC44S53}

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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

1 paper in Pith

Co-evolution of Supermassive Black Holes and their Host L* galaxies: implications for Milky Way and M31

Receipt and verification

First computed	2026-05-18T01:21:51.619536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e38c3e187ad956582d35de6417392eef42c68395716983c1da4c557f4cd40a0

Aliases

arxiv: 1511.07437 · arxiv_version: 1511.07437v1 · doi: 10.48550/arxiv.1511.07437 · pith_short_12: LY4MHYMHVWKW · pith_short_16: LY4MHYMHVWKWLAWT · pith_short_8: LY4MHYMH

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/LY4MHYMHVWKWLAWTLXTEC44S53 \
  | 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: 5e38c3e187ad956582d35de6417392eef42c68395716983c1da4c557f4cd40a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bbd71a14043bb4af7142d06b6676bebd84ca8c2fd664e1b6d9c37ecf0dd337a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-11-23T21:00:04Z",
    "title_canon_sha256": "a52522166cd0cbb679c6edf17e7cf28509b13f8bc554eee50acba69712b0f31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07437",
    "kind": "arxiv",
    "version": 1
  }
}