Pith Number

pith:KCVIZS4W

pith:2024:KCVIZS4WJQXTATHSPEYFHGTHBJ

not attested not anchored not stored refs pending

Predicting the Heaviest Black Holes below the Pair Instability Gap

Erin R. Higgins, Ethan R. J. Winch, Gautham N. Sabhahit, Jorick S. Vink

arxiv:2401.17327 v2 · 2024-01-29 · 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{KCVIZS4WJQXTATHSPEYFHGTHBJ}

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

A new group of low-spin $50-70M_\odot$ Black Holes and the high pair-instability mass cutoff

Signatures of a subpopulation of hierarchical mergers in the GWTC-4 gravitational-wave dataset

Receipt and verification

First computed	2026-07-05T07:41:28.986326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50aa8ccb964c2f304cf27930539a670a4bf18b41e96385acaa74a488d8647771

Aliases

arxiv: 2401.17327 · arxiv_version: 2401.17327v2 · doi: 10.48550/arxiv.2401.17327 · pith_short_12: KCVIZS4WJQXT · pith_short_16: KCVIZS4WJQXTATHS · pith_short_8: KCVIZS4W

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/KCVIZS4WJQXTATHSPEYFHGTHBJ \
  | 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: 50aa8ccb964c2f304cf27930539a670a4bf18b41e96385acaa74a488d8647771

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff9d3bd96312ef44335b33a89568095ea72d4774f14ef74ebf1a84300b42016f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-01-29T19:00:03Z",
    "title_canon_sha256": "6f4de5f46c2f494d3430df35977d34228297af15c1cf5d6d7ed1622a79489514"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.17327",
    "kind": "arxiv",
    "version": 2
  }
}