Pith Number

pith:OY57F2JK

pith:2015:OY57F2JK765XIORAUQG7YMEQU3

not attested not anchored not stored refs pending

Defining the frame of minimum nonlinear Hubble expansion variation

David L. Wiltshire, James H. McKay

arxiv:1503.04192 v4 · 2015-03-13 · 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{OY57F2JK765XIORAUQG7YMEQU3}

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

Updates on dipolar anisotropy in local measurements of the Hubble constant from Cosmicflows-4

Receipt and verification

First computed	2026-05-18T00:53:51.369303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

763bf2e92affbb743a20a40dfc3090a6cf4cf18c41e209fc3db8cf9f8bef03a1

Aliases

arxiv: 1503.04192 · arxiv_version: 1503.04192v4 · doi: 10.48550/arxiv.1503.04192 · pith_short_12: OY57F2JK765X · pith_short_16: OY57F2JK765XIORA · pith_short_8: OY57F2JK

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/OY57F2JK765XIORAUQG7YMEQU3 \
  | 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: 763bf2e92affbb743a20a40dfc3090a6cf4cf18c41e209fc3db8cf9f8bef03a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f0f3634b0f27a0eae6c4ebf0e1b360cb76ff46fbe14190579f7cc23c442a17d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-03-13T19:50:23Z",
    "title_canon_sha256": "199da5f358fb40b76960080ce7824a947cc94c83322364ce7291e0d2c7bb8ed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04192",
    "kind": "arxiv",
    "version": 4
  }
}