Pith Number

pith:CAGT7U4M

pith:2026:CAGT7U4MEPRVO7FXJY4YOFVVNT

not attested not anchored not stored refs pending

Gravitational-wave constraints on $H_0$ are robust to (putative) redshift evolution in the binary black hole mass spectrum at current sensitivity

Alessandro Agapito, Michele Mancarella, Viola De Renzis

arxiv:2605.20112 v1 · 2026-05-19 · astro-ph.CO · 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{CAGT7U4MEPRVO7FXJY4YOFVVNT}

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	2026-05-20T02:06:02.536056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

100d3fd38c23e3577cb74e398716b56ceef82507c0369c4eb56970b0054c0614

Aliases

arxiv: 2605.20112 · arxiv_version: 2605.20112v1 · doi: 10.48550/arxiv.2605.20112 · pith_short_12: CAGT7U4MEPRV · pith_short_16: CAGT7U4MEPRVO7FX · pith_short_8: CAGT7U4M

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/CAGT7U4MEPRVO7FXJY4YOFVVNT \
  | 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: 100d3fd38c23e3577cb74e398716b56ceef82507c0369c4eb56970b0054c0614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5c198f412a4e66389d4dd6a6a276674fafbb18fd5984da6aa30b4407bbd029f",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-05-19T16:59:39Z",
    "title_canon_sha256": "76da93486346c326c5bd8850498db9b86c2d828ceddf37d97f3c3e4767f36810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20112",
    "kind": "arxiv",
    "version": 1
  }
}