Pith Number

pith:SA2DBRNH

pith:2021:SA2DBRNHOMHUKD7YPVFFVLXY6N

not attested not anchored not stored refs pending

Mergers of Maximally Charged Primordial Black Holes

Joseph Silk, Konstantinos Kritos

arxiv:2109.09769 v3 · 2021-09-20 · gr-qc · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SA2DBRNHOMHUKD7YPVFFVLXY6N}

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	2026-07-05T04:34:13.358973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

903430c5a7730f450ff87d4a5aaef8f3616725f1a4e849e1873eb2f9b7d7650e

Aliases

arxiv: 2109.09769 · arxiv_version: 2109.09769v3 · doi: 10.48550/arxiv.2109.09769 · pith_short_12: SA2DBRNHOMHU · pith_short_16: SA2DBRNHOMHUKD7Y · pith_short_8: SA2DBRNH

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/SA2DBRNHOMHUKD7YPVFFVLXY6N \
  | 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: 903430c5a7730f450ff87d4a5aaef8f3616725f1a4e849e1873eb2f9b7d7650e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9acd039165bcd616a879c070fc8725463481e2962a11beee45ac17df7e6096b",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-09-20T18:02:55Z",
    "title_canon_sha256": "6b5bd97f86efa6399d2832bb77add7550eb8e2e6b1c9687b077f0d83506d7983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09769",
    "kind": "arxiv",
    "version": 3
  }
}