Pith Number

pith:DEGK4OR6

pith:2020:DEGK4OR6QZX4EIIBIJCJYD7BJ2

not attested not anchored not stored refs pending

Hierarchical Black-Hole Mergers in Multiple Systems: Constrain the Formation of GW190412, GW190814 and GW190521-like events

Bin Liu, Dong Lai

arxiv:2009.10068 v2 · 2020-09-21 · 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{DEGK4OR6QZX4EIIBIJCJYD7BJ2}

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

Dynamics of Relativistic Binaries in Structured and Stochastic Environments: A Lagrange-Fourier-Hansen Framework

GWTC-2.1: Deep Extended Catalog of Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run

Receipt and verification

First computed	2026-07-05T02:08:20.058641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

190cae3a3e866fc2210142449c0fe14e9ca6673e4de64610d235075b9cecdaa0

Aliases

arxiv: 2009.10068 · arxiv_version: 2009.10068v2 · doi: 10.48550/arxiv.2009.10068 · pith_short_12: DEGK4OR6QZX4 · pith_short_16: DEGK4OR6QZX4EIIB · pith_short_8: DEGK4OR6

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/DEGK4OR6QZX4EIIBIJCJYD7BJ2 \
  | 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: 190cae3a3e866fc2210142449c0fe14e9ca6673e4de64610d235075b9cecdaa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0342ac980c2886091c65f58cc571a66c2908ff3d742bef081d28617993df2e11",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-21T17:59:59Z",
    "title_canon_sha256": "f32160a2bcccf582a0b2cf22f7e8c8c6dca960ad612f1ab1ca705f3eca51854b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.10068",
    "kind": "arxiv",
    "version": 2
  }
}