Pith Number

pith:DELNPDXT

pith:2026:DELNPDXTKYXMF3LGVFL3IA7JVM

not attested not anchored not stored refs pending

Scalable Dark Siren Cosmology with gwcosmo: GPU Acceleration, Validation and Systematics

Alexander Papadopoulos, Christian E. A. Chapman-Bird, Christopher Messenger, Rachel Gray, Tom Bertheas

arxiv:2605.23538 v1 · 2026-05-22 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DELNPDXTKYXMF3LGVFL3IA7JVM}

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	2026-05-25T02:01:59.861180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1916d78ef3562ec2ed66a957b403e9ab1a812f86112f873e043483328fe0e198

Aliases

arxiv: 2605.23538 · arxiv_version: 2605.23538v1 · doi: 10.48550/arxiv.2605.23538 · pith_short_12: DELNPDXTKYXM · pith_short_16: DELNPDXTKYXMF3LG · pith_short_8: DELNPDXT

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/DELNPDXTKYXMF3LGVFL3IA7JVM \
  | 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: 1916d78ef3562ec2ed66a957b403e9ab1a812f86112f873e043483328fe0e198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d3482380d429747fece1c798fd17a9e34b16c9acb8b82daa6b7e95df3e5804e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-05-22T12:00:07Z",
    "title_canon_sha256": "9c4270145826bba6eaf10d8442f93840495b221dd9753e59cf1660539bfee0da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23538",
    "kind": "arxiv",
    "version": 1
  }
}