Pith Number

pith:KLDBOJEY

pith:2019:KLDBOJEY3OKNIH5BV2MSRRYGOU

not attested not anchored not stored refs pending

Standard Siren Speeds: Improving velocities in gravitational-wave measurements of $H_{0}$

Cullan Howlett, Tamara M. Davis

arxiv:1909.00587 v2 · 2019-09-02 · 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{KLDBOJEY3OKNIH5BV2MSRRYGOU}

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

Gravitational Wave Cosmology

Receipt and verification

First computed	2026-07-05T00:34:43.326605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52c6172498db94d41fa1ae9928c706753ef4ab6a8c22cd0b3f9a7a10ee66e57f

Aliases

arxiv: 1909.00587 · arxiv_version: 1909.00587v2 · doi: 10.48550/arxiv.1909.00587 · pith_short_12: KLDBOJEY3OKN · pith_short_16: KLDBOJEY3OKNIH5B · pith_short_8: KLDBOJEY

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/KLDBOJEY3OKNIH5BV2MSRRYGOU \
  | 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: 52c6172498db94d41fa1ae9928c706753ef4ab6a8c22cd0b3f9a7a10ee66e57f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7af4c751c5c94b06aa99015d5015e8783d4409700751a37f9f9dddfc8a3b1344",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-09-02T07:56:30Z",
    "title_canon_sha256": "f4a39cbf0683d559c6c36902be4eb3b789429ed28704e15dfb865ec53f0a654d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.00587",
    "kind": "arxiv",
    "version": 2
  }
}