Pith Number

pith:HG46MPDV

pith:2026:HG46MPDVW3V5DIIX4MVVTR4ZI3

not attested not anchored not stored refs pending

Perturber-Driven Dynamics of Supermassive Black Hole Binaries in Galaxy Merger

Alessia Gualandris, Julian Chan, Justin I. Read, Walter Dehnen

arxiv:2607.12708 v1 · 2026-07-14 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HG46MPDVW3V5DIIX4MVVTR4ZI3}

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	2026-07-15T01:22:13.680785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39b9e63c75b6ebd1a117e32b59c79946ca3b3e784606fff7a5ad660f5ca8167c

Aliases

arxiv: 2607.12708 · arxiv_version: 2607.12708v1 · doi: 10.48550/arxiv.2607.12708 · pith_short_12: HG46MPDVW3V5 · pith_short_16: HG46MPDVW3V5DIIX · pith_short_8: HG46MPDV

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/HG46MPDVW3V5DIIX4MVVTR4ZI3 \
  | 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: 39b9e63c75b6ebd1a117e32b59c79946ca3b3e784606fff7a5ad660f5ca8167c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de90ee5ad386012114aa808da06b0bc74ae4459a87614b643a597207a3d77ebd",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-14T12:33:32Z",
    "title_canon_sha256": "1f7746cfb4b511ccca7cf3e66896f86705b844e7d45ab602c7e40a6ff1f7e19a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12708",
    "kind": "arxiv",
    "version": 1
  }
}