Pith Number

pith:LO6X7CYO

pith:2016:LO6X7CYOS5GLHFXLYL22NNQWK2

not attested not anchored not stored refs pending

Infalling clouds on to supermassive black hole binaries - II. Binary evolution and the final parsec problem

Alberto Sesana, Federico Stasyszyn, Felipe G. Goicovic, Jorge Cuadra

arxiv:1602.01966 v2 · 2016-02-05 · astro-ph.HE · 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{LO6X7CYOS5GLHFXLYL22NNQWK2}

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	2026-05-18T00:38:42.367134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bbd7f8b0e974cb396ebc2f5a6b61656a8963d764a4edb7c0550bceed30ec53e

Aliases

arxiv: 1602.01966 · arxiv_version: 1602.01966v2 · doi: 10.48550/arxiv.1602.01966 · pith_short_12: LO6X7CYOS5GL · pith_short_16: LO6X7CYOS5GLHFXL · pith_short_8: LO6X7CYO

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/LO6X7CYOS5GLHFXLYL22NNQWK2 \
  | 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: 5bbd7f8b0e974cb396ebc2f5a6b61656a8963d764a4edb7c0550bceed30ec53e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6e940293f0e33263f85ea0cf6318a70b9159cc285e3d970fbd9cfd5ce599233",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-05T09:53:01Z",
    "title_canon_sha256": "7e703ae07027880f1b2ac0f0bb0929060d4945e39ee4278540a9716e7d487e5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01966",
    "kind": "arxiv",
    "version": 2
  }
}