Pith Number

pith:XQMN66WL

pith:2023:XQMN66WLORUBF276CW3BNPFKOQ

not attested not anchored not stored refs pending

Late-time cosmology in a model of modified gravity with an exponential function of the curvature

A. Oliveros, Mario A. Acero

arxiv:2302.07022 v4 · 2023-02-14 · 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{XQMN66WLORUBF276CW3BNPFKOQ}

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	2026-07-05T07:01:39.346579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc18df7acb746812ebfe15b616bcaa74181549d4cad1275c7f67d8cac91265ce

Aliases

arxiv: 2302.07022 · arxiv_version: 2302.07022v4 · doi: 10.48550/arxiv.2302.07022 · pith_short_12: XQMN66WLORUB · pith_short_16: XQMN66WLORUBF276 · pith_short_8: XQMN66WL

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/XQMN66WLORUBF276CW3BNPFKOQ \
  | 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: bc18df7acb746812ebfe15b616bcaa74181549d4cad1275c7f67d8cac91265ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e500aeed78684936554b430b2ddde0250f2dfbb79e7c0c837c60cd139c440cc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-02-14T13:05:16Z",
    "title_canon_sha256": "7dfc6c591400812a4410bd96eb70575e73d244bd1a4c3e31a1a92dc3dc35c03d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.07022",
    "kind": "arxiv",
    "version": 4
  }
}