Pith Number

pith:CFWDH7HX

pith:2022:CFWDH7HXPJ5C6BVS2V6H2HQRUM

not attested not anchored not stored refs pending

Backward Population Synthesis: Mapping the Evolutionary History of Gravitational-Wave Progenitors

Katelyn Breivik, Kaze W. K. Wong, Rodrigo Luger, Will M. Farr

arxiv:2206.04062 v1 · 2022-06-08 · astro-ph.HE · astro-ph.IM · astro-ph.SR · 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{CFWDH7HXPJ5C6BVS2V6H2HQRUM}

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	2026-07-05T06:27:27.426490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

116c33fcf77a7a2f06b2d57c7d1e11a32c62a4556425bb84e33310bf5cd052de

Aliases

arxiv: 2206.04062 · arxiv_version: 2206.04062v1 · doi: 10.48550/arxiv.2206.04062 · pith_short_12: CFWDH7HXPJ5C · pith_short_16: CFWDH7HXPJ5C6BVS · pith_short_8: CFWDH7HX

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/CFWDH7HXPJ5C6BVS2V6H2HQRUM \
  | 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: 116c33fcf77a7a2f06b2d57c7d1e11a32c62a4556425bb84e33310bf5cd052de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "784560b6fab0f91a5f813b2d6170dce69e2b2d07f826a8541ff74ecac5b0d7a9",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-06-08T18:00:00Z",
    "title_canon_sha256": "512b67d939854e513f783a51d96d9e1452d2aa89149f65cd1e9266a4123a4253"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.04062",
    "kind": "arxiv",
    "version": 1
  }
}