Pith Number

pith:IXBHXUTF

pith:2015:IXBHXUTF4EG2SPO3ICLQQZ3EUF

not attested not anchored not stored refs pending

The imprint of massive black-hole mergers on the correlation between nuclear clusters and their host galaxies

Enrico Barausse, Fabio Antonini, Joseph Silk

arxiv:1504.04033 v2 · 2015-04-15 · astro-ph.GA · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXBHXUTF4EG2SPO3ICLQQZ3EUF}

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	2026-05-18T01:55:32.077944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45c27bd265e10da93ddb4097086764a15ad7c0e89dd534ca5f5da9be809de788

Aliases

arxiv: 1504.04033 · arxiv_version: 1504.04033v2 · doi: 10.48550/arxiv.1504.04033 · pith_short_12: IXBHXUTF4EG2 · pith_short_16: IXBHXUTF4EG2SPO3 · pith_short_8: IXBHXUTF

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/IXBHXUTF4EG2SPO3ICLQQZ3EUF \
  | 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: 45c27bd265e10da93ddb4097086764a15ad7c0e89dd534ca5f5da9be809de788

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d69e7d020c4170f72c1d16bf687efc5033738b53b2fd82312d06338e22b553e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-15T20:07:32Z",
    "title_canon_sha256": "af06b5a11f1bf9b4319467a79eaffc3400ed82a5e2d07e65a6e18bee70d9a90d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04033",
    "kind": "arxiv",
    "version": 2
  }
}