Pith Number

pith:3FY4ULK7

pith:2019:3FY4ULK7VI5ASHNNGMPNB7U4RY

not attested not anchored not stored refs pending

Reconstruction of the Dark Energy equation of state from latest data: the impact of theoretical priors

Alessandra Silvestri, Francesca Gerardi, Matteo Martinelli

arxiv:1902.09423 v2 · 2019-02-25 · 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{3FY4ULK7VI5ASHNNGMPNB7U4RY}

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

2 papers in Pith

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	2026-07-04T23:59:06.240972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d971ca2d5faa3a091dad331ed0fe9c8e1b7ac315b7a01ad9db60ea34f24c172b

Aliases

arxiv: 1902.09423 · arxiv_version: 1902.09423v2 · doi: 10.48550/arxiv.1902.09423 · pith_short_12: 3FY4ULK7VI5A · pith_short_16: 3FY4ULK7VI5ASHNN · pith_short_8: 3FY4ULK7

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/3FY4ULK7VI5ASHNNGMPNB7U4RY \
  | 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: d971ca2d5faa3a091dad331ed0fe9c8e1b7ac315b7a01ad9db60ea34f24c172b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbcbc59970e5e2201ae2ac18367b61902458f278e67fbde6f7aba324b2c3e659",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-25T16:39:03Z",
    "title_canon_sha256": "2a1e5740c00ba6b6070f76282f57362bd36a988eb4ced03acd0e8ff9150fc339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09423",
    "kind": "arxiv",
    "version": 2
  }
}