Pith Number

pith:2EAMNRZG

pith:2026:2EAMNRZGHK5Q2K226ZNDWAL7KF

not attested not anchored not stored refs pending

Forbidden Formation Histories: The Binary Black Hole Merger Rate Disfavors Long Delay Times

Aryanna Schiebelbein-Zwack, Maya Fishbach

arxiv:2605.12858 v1 · 2026-05-13 · astro-ph.HE · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EAMNRZGHK5Q2K226ZNDWAL7KF}

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	2026-05-18T03:09:11.693909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d100c6c7263abb0d2b5af65a3b017f516681ce0e85a9cc47766ee257256fbae8

Aliases

arxiv: 2605.12858 · arxiv_version: 2605.12858v1 · doi: 10.48550/arxiv.2605.12858 · pith_short_12: 2EAMNRZGHK5Q · pith_short_16: 2EAMNRZGHK5Q2K22 · pith_short_8: 2EAMNRZG

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/2EAMNRZGHK5Q2K226ZNDWAL7KF \
  | 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: d100c6c7263abb0d2b5af65a3b017f516681ce0e85a9cc47766ee257256fbae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22989c93fdeb3759a797ad28bdf649925465cc0a40a23e8ba6e52499b33fde1",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-13T01:04:32Z",
    "title_canon_sha256": "2e5c634b421dfc24267010dba1ccb21437be163581e77f17e954834d42428815"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.12858",
    "kind": "arxiv",
    "version": 1
  }
}