Pith Number

pith:Z4SH5J2N

pith:2022:Z4SH5J2NEX6ECPBGOY7OC4KDG2

not attested not anchored not stored refs pending

Variance of the Hellings-Downs Correlation

Bruce Allen

arxiv:2205.05637 v7 · 2022-05-11 · gr-qc · 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{Z4SH5J2NEX6ECPBGOY7OC4KDG2}

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

8 papers in Pith

Population statistics of nanohertz gravitational wave sources

The NANOGrav 15 yr Data Set: Impacts of Customized Chromatic Noise Models on Gravitational Wave Analyses

The NANOGrav 15 yr Data Set: Customized Chromatic Noise Models

Are PTA measurements sensitive to gravitational wave non-Gaussianities?

Stochastic gravitational-wave background search using data from five pulsar timing arrays

Receipt and verification

First computed	2026-07-05T05:45:17.274222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf247ea74d25fc413c26763ee1714336b22cc0581865b67d6b63aa950cff4b5b

Aliases

arxiv: 2205.05637 · arxiv_version: 2205.05637v7 · doi: 10.48550/arxiv.2205.05637 · pith_short_12: Z4SH5J2NEX6E · pith_short_16: Z4SH5J2NEX6ECPBG · pith_short_8: Z4SH5J2N

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/Z4SH5J2NEX6ECPBGOY7OC4KDG2 \
  | 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: cf247ea74d25fc413c26763ee1714336b22cc0581865b67d6b63aa950cff4b5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92b55f5a749e8390d293d8f0a98cb83d4db09ab2cf34c38f6197ac912a173e80",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-05-11T17:10:38Z",
    "title_canon_sha256": "e0cf2d2bf03d01bac8eb6401f714373b4df6ee26a2965d5cbd09e61a61898e52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.05637",
    "kind": "arxiv",
    "version": 7
  }
}