Pith Number

pith:7DXL7MOQ

pith:2026:7DXL7MOQNZ6IUDYL7KWYYXISNW

not attested not anchored not stored refs pending

Progenitor of the recoiling super-massive black hole RBH-1 identified using HST/JWST imaging

Digvijay Wadekar, Tejaswi Venumadhav, Tousif Islam

arxiv:2601.18986 v2 · 2026-01-26 · astro-ph.HE · 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{7DXL7MOQNZ6IUDYL7KWYYXISNW}

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

1 paper in Pith

Overmassive and Undermassive Massive Black Holes: The Role of Environment and Gravitational-Wave Recoils

Receipt and verification

First computed	2026-06-23T01:12:00.439211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8eebfb1d06e7c8a0f0bfaad8c5d126da65307830606b3071242991e85ed1eb4

Aliases

arxiv: 2601.18986 · arxiv_version: 2601.18986v2 · doi: 10.48550/arxiv.2601.18986 · pith_short_12: 7DXL7MOQNZ6I · pith_short_16: 7DXL7MOQNZ6IUDYL · pith_short_8: 7DXL7MOQ

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/7DXL7MOQNZ6IUDYL7KWYYXISNW \
  | 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: f8eebfb1d06e7c8a0f0bfaad8c5d126da65307830606b3071242991e85ed1eb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2382252c83c3008c2ebd623fad0811aeaf205bcc50d719a2a0ba46de1eeac5c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-01-26T21:41:51Z",
    "title_canon_sha256": "5770e98183321b57c4ebfe5a59ddba8c017a899165b7617452168336a31bc486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18986",
    "kind": "arxiv",
    "version": 2
  }
}