Pith Number

pith:CE7G5T4K

pith:2026:CE7G5T4KTUX26377O6GW4LB55W

not attested not anchored not stored refs pending

A Four-dimensional Model-agnostic Probe into the Astrophysical Origins of Binary Black Hole Subpopulations

Anarya Ray, Vicky Kalogera

arxiv:2607.28622 v1 · 2026-07-30 · 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{CE7G5T4KTUX26377O6GW4LB55W}

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	2026-07-31T01:39:08.073904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

113e6ecf8a9d2faf6fff778d6e2c3dedad96b234b2317bc25080e4a617a9bf4e

Aliases

arxiv: 2607.28622 · arxiv_version: 2607.28622v1 · doi: 10.48550/arxiv.2607.28622 · pith_short_12: CE7G5T4KTUX2 · pith_short_16: CE7G5T4KTUX26377 · pith_short_8: CE7G5T4K

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/CE7G5T4KTUX26377O6GW4LB55W \
  | 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: 113e6ecf8a9d2faf6fff778d6e2c3dedad96b234b2317bc25080e4a617a9bf4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a251c2bc8c07031a7d86bdbcdd9b42e8685f31347360d26e3e0b3211622cf9f1",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-30T17:59:19Z",
    "title_canon_sha256": "3463cd416d3e3366587663bf2c9bb29a80740997d01df8251c92f356b074ecf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28622",
    "kind": "arxiv",
    "version": 1
  }
}