Pith Number

pith:JQJZFOGD

pith:2021:JQJZFOGD3JFLZ4ONOEH7TCNFZN

not attested not anchored not stored refs pending

Extreme-Value Statistics of the Spin of Primordial Black Holes

Joseph Silk, Siri Chongchitnan

arxiv:2109.12268 v1 · 2021-09-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQJZFOGD3JFLZ4ONOEH7TCNFZN}

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.

Cited by

2 papers in Pith

Electromagnetic Signatures From Primordial Black Holes in the Solar System

Receipt and verification

First computed	2026-07-05T03:26:07.942959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c1392b8c3da4abcf1cd710ff989a5cb7ea3f49e65b30ec7d830957c3dbf5ede

Aliases

arxiv: 2109.12268 · arxiv_version: 2109.12268v1 · doi: 10.48550/arxiv.2109.12268 · pith_short_12: JQJZFOGD3JFL · pith_short_16: JQJZFOGD3JFLZ4ON · pith_short_8: JQJZFOGD

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/JQJZFOGD3JFLZ4ONOEH7TCNFZN \
  | 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: 4c1392b8c3da4abcf1cd710ff989a5cb7ea3f49e65b30ec7d830957c3dbf5ede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aeacf53597196a3fd849c3e64cc219918bcc0dac6d23d9f5b17efc40451a630",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-09-25T03:34:44Z",
    "title_canon_sha256": "4e6a96c375aa483fc683dd35a4c78f666497fa1f4858751eaf569fbaf2ebfb15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12268",
    "kind": "arxiv",
    "version": 1
  }
}