Pith Number

pith:XW5R4CMK

pith:2019:XW5R4CMKOLCFB7CFFPA27TKTGA

not attested not anchored not stored refs pending

Imprints of an extended Chevallier-Polarski-Linder parametrization on the large scale of our universe

Andronikos Paliathanasis, Supriya Pan, Weiqiang Yang

arxiv:1902.07108 v2 · 2019-02-18 · 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{XW5R4CMKOLCFB7CFFPA27TKTGA}

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

3 papers in Pith

Data-Driven Discovery of a Simple Phantom-Crossing Dark Energy Parametrization

Extended Dark Energy analysis using DESI DR2 BAO measurements

Do equation of state parametrizations of dark energy faithfully capture the dynamics of the late universe?

Receipt and verification

First computed	2026-07-05T00:57:04.014975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdbb1e098a72c450fc452bc1afcd533035cd29b4966d93e2eabb99de6750e4fa

Aliases

arxiv: 1902.07108 · arxiv_version: 1902.07108v2 · doi: 10.48550/arxiv.1902.07108 · pith_short_12: XW5R4CMKOLCF · pith_short_16: XW5R4CMKOLCFB7CF · pith_short_8: XW5R4CMK

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/XW5R4CMKOLCFB7CFFPA27TKTGA \
  | 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: bdbb1e098a72c450fc452bc1afcd533035cd29b4966d93e2eabb99de6750e4fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fd348589535ac1583a45698b7523cbd7e33b5f53b2eb7c4467b6b64d65a033c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-18T14:44:29Z",
    "title_canon_sha256": "dfc74aa5ba1f589bcd946a491b57a8079fa20ffd63b815ca1fe674545fce7cad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07108",
    "kind": "arxiv",
    "version": 2
  }
}