Pith Number

pith:XGSV7HFY

pith:2025:XGSV7HFYXYPDMQM5COZYWEHBVP

not attested not anchored not stored refs pending

Is Dark Energy Increasing or Decreasing in the Late Universe?

Maryam Aghaei Abchouyeh, Maurice H.P.M. van Putten

arxiv:2509.23168 v3 · 2025-09-27 · 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{XGSV7HFYXYPDMQM5COZYWEHBVP}

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

Parameter-free prediction of the asymptotic acceleration scale confirmed by weak lensing

Receipt and verification

First computed	2026-08-05T01:36:16.909813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9a55f9cb8be1e36419d13b38b10e1abff0e0ff88b9eb8d5573b38923b18e30e

Aliases

arxiv: 2509.23168 · arxiv_version: 2509.23168v3 · doi: 10.48550/arxiv.2509.23168 · pith_short_12: XGSV7HFYXYPD · pith_short_16: XGSV7HFYXYPDMQM5 · pith_short_8: XGSV7HFY

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/XGSV7HFYXYPDMQM5COZYWEHBVP \
  | 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: b9a55f9cb8be1e36419d13b38b10e1abff0e0ff88b9eb8d5573b38923b18e30e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "006448609758968ff649a5995614dc5de22fa0eefb000fde69bcfd0fc6d235fe",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-09-27T07:48:43Z",
    "title_canon_sha256": "b7fe8cfd7e2d7966216ab4e338d318ff62d58cfe17042f3d3667a30b0d7ad4f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.23168",
    "kind": "arxiv",
    "version": 3
  }
}