Pith Number

pith:XP3W7FRE

pith:2018:XP3W7FREE23KNXU5FE645PN4YJ

not attested not anchored not stored refs pending

$H_0$ from cosmic chronometers and Type Ia supernovae, with Gaussian Processes and the novel Weighted Polynomial Regression method

Adri\`a G\'omez-Valent, Luca Amendola

arxiv:1802.01505 v3 · 2018-02-05 · 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{XP3W7FREE23KNXU5FE645PN4YJ}

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

6 papers in Pith

Model-independent calibration of Gamma-Ray Bursts with neural networks

Beyond CPL: Evidence for dynamical dark energy in three-parameter models

EFT of Dark Energy with Cosmic Chronometers: Reconstructing Background EFT Functions

Probing the sensitivity of dark energy dynamics to equation of state parametrization flexibility

Exploring the interplay of late-time dynamical dark energy and new physics before recombination

Receipt and verification

First computed	2026-05-18T00:17:32.816386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbf76f962426b6a6de9d293dcebdbcc24fd2cadf0d51725c86cf76127bc303f4

Aliases

arxiv: 1802.01505 · arxiv_version: 1802.01505v3 · doi: 10.48550/arxiv.1802.01505 · pith_short_12: XP3W7FREE23K · pith_short_16: XP3W7FREE23KNXU5 · pith_short_8: XP3W7FRE

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/XP3W7FREE23KNXU5FE645PN4YJ \
  | 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: bbf76f962426b6a6de9d293dcebdbcc24fd2cadf0d51725c86cf76127bc303f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00cad9ea07eee7f97e7f1fa669c36a0ef2b246e1b36fbe537033b1b5cd11116d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-02-05T16:36:45Z",
    "title_canon_sha256": "e692359cfca940c0122e751c815851fb839bc6f84a4bc8553de00ab18f9afee1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01505",
    "kind": "arxiv",
    "version": 3
  }
}