Pith Number

pith:6DUFNYXQ

pith:2019:6DUFNYXQR5BPGGUGVTFL2Q7GLD

not attested not anchored not stored refs pending

Implications of Symmetry and Pressure in Friedmann Cosmology. II. Stellar Remnant Black Hole Mass Function

Duncan Farrah, Kevin Croker, Kurtis Nishimura

arxiv:1904.03781 v3 · 2019-04-08 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6DUFNYXQR5BPGGUGVTFL2Q7GLD}

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

1 paper in Pith

Neutrino mass constraints in the Schwarzschild-de Sitter black-hole dark energy model with ACT DR6 and DESI DR2 data

Receipt and verification

First computed	2026-07-05T01:34:19.791180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0e856e2f08f42f31a86accabd43e658d80f9c570d1bb898df82c7a117a5e412

Aliases

arxiv: 1904.03781 · arxiv_version: 1904.03781v3 · doi: 10.48550/arxiv.1904.03781 · pith_short_12: 6DUFNYXQR5BP · pith_short_16: 6DUFNYXQR5BPGGUG · pith_short_8: 6DUFNYXQ

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/6DUFNYXQR5BPGGUGVTFL2Q7GLD \
  | 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: f0e856e2f08f42f31a86accabd43e658d80f9c570d1bb898df82c7a117a5e412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82306819458321117c7f282bf5b36170cd977f141ce6e86ad1ee49d915700ef1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-04-08T00:05:22Z",
    "title_canon_sha256": "1647a59871a05436f9380c0401a31d56f8c3383df0e9b9e73f5214c69c74685f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03781",
    "kind": "arxiv",
    "version": 3
  }
}