Pith Number

pith:3XNNIQTT

pith:2023:3XNNIQTTHXRYGZYEVKQ5W2WCCK

not attested not anchored not stored refs pending

Discovery and Characterization of Galactic-scale Dual Supermassive Black Holes Across Cosmic Time

Aaron Stemo, Arran Gross, Chiara M. F. Mingarelli, D. Porquet, Hsiang-Chih Hwang, J. Andrew Casey-Clyde, Jun-Yao Li, Melanie Habouzit, Ming-Yang Zhuang, Xin Liu, Yu-Ching Chen, Yue Shen, Yuzo Ishikawa

arxiv:2306.15527 v1 · 2023-06-27 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XNNIQTTHXRYGZYEVKQ5W2WCCK}

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.

Cited by

2 papers in Pith

Search for Quasar Pairs with ${\it Gaia}$ Astrometric Data. III. Discovery of 9 dual and projected quasars

Search for quasar pairs with Gaia astrometric data. II. Photometric redshift prediction with machine learning for the MGQPC catalogue

Receipt and verification

First computed	2026-07-05T06:25:00.144770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dddad442733de3836704aaa1db6ac212b31b062a72d1996f3b3de759ffe64a44

Aliases

arxiv: 2306.15527 · arxiv_version: 2306.15527v1 · doi: 10.48550/arxiv.2306.15527 · pith_short_12: 3XNNIQTTHXRY · pith_short_16: 3XNNIQTTHXRYGZYE · pith_short_8: 3XNNIQTT

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/3XNNIQTTHXRYGZYEVKQ5W2WCCK \
  | 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: dddad442733de3836704aaa1db6ac212b31b062a72d1996f3b3de759ffe64a44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cdce7dfbaafa8661f034737e41a3774a929cbf62bc638fea9b67af514330444",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-06-27T14:55:13Z",
    "title_canon_sha256": "e0a9c46fdeb18aa0aa6a64285b3cc8b69a3f4ab6be19285a2553f94e42c973d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.15527",
    "kind": "arxiv",
    "version": 1
  }
}