Pith Number

pith:GI4CK57Z

pith:2021:GI4CK57Z5F7G3FZ23F2NL77AR3

not attested not anchored not stored refs pending

New insights on binary black hole formation channels after GWTC-2: young star clusters versus isolated binaries

Filippo Santoliquido, Giuliano Iorio, M. Celeste Artale, Michela Mapelli, Nicola Giacobbo, Sara Rastello, Ugo N. di Carlo, Yann Bouffanais

arxiv:2102.12495 v2 · 2021-02-24 · 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{GI4CK57Z5F7G3FZ23F2NL77AR3}

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

Evidence for additional structure in the effective spin distribution hints at multiple formation pathways in GWTC-5.0

Receipt and verification

First computed	2026-07-05T03:37:40.885606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32382577f9e97e6d973ad974d5ffe08ede99228ff0b3e106e117e2be6e5615e1

Aliases

arxiv: 2102.12495 · arxiv_version: 2102.12495v2 · doi: 10.48550/arxiv.2102.12495 · pith_short_12: GI4CK57Z5F7G · pith_short_16: GI4CK57Z5F7G3FZ2 · pith_short_8: GI4CK57Z

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/GI4CK57Z5F7G3FZ23F2NL77AR3 \
  | 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: 32382577f9e97e6d973ad974d5ffe08ede99228ff0b3e106e117e2be6e5615e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9682e85b2cba73dab5098c1c5cf93a9135ca3db7abbb95c232ce49f27eafa126",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-02-24T19:00:03Z",
    "title_canon_sha256": "735ced01432958b9ac2aba1e70e59c5baf2d0de2d30769f2d2760b06ff119558"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12495",
    "kind": "arxiv",
    "version": 2
  }
}