Pith Number

pith:6VIVTDYX

pith:1999:6VIVTDYXIKSEC3N4J72TG6EKWI

not attested not anchored not stored refs pending

Constraining the equation of state of the Universe from Distant Type Ia Supernovae and Cosmic Microwave Background Anisotropies

G. Efstathiou

arxiv:astro-ph/9904356 v1 · 1999-04-26 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6VIVTDYXIKSEC3N4J72TG6EKWI}

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

5 papers in Pith

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

Dissipative Cosmology and the Nature of Dark Energy: Insights from Bulk Viscosity with DESI DR2 observations

Probing dynamical dark energy with late-time data: Evidence, tensions, and the limits of the $w_0w_a$CDM framework

How Complex is Dark Energy? A Bayesian Analysis of CPL Extensions with Recent DESI BAO Measurements

In the Realm of the Hubble tension $-$ a Review of Solutions

Receipt and verification

First computed	2026-07-04T16:10:55.631257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f551598f1742a4416dbc4ff533788ab23a62c3797adcb13ec103d87491f2a48b

Aliases

arxiv: astro-ph/9904356 · arxiv_version: astro-ph/9904356v1 · doi: 10.48550/arxiv.astro-ph/9904356 · pith_short_12: 6VIVTDYXIKSE · pith_short_16: 6VIVTDYXIKSEC3N4 · pith_short_8: 6VIVTDYX

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/6VIVTDYXIKSEC3N4J72TG6EKWI \
  | 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: f551598f1742a4416dbc4ff533788ab23a62c3797adcb13ec103d87491f2a48b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbd4462a56b0a40925df332c3f729e282f0c605024cb62af9317d7a3384155fb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-04-26T13:38:53Z",
    "title_canon_sha256": "c3f2e9cb35867908ab7712d775893a476399d1a21706f2b48509b302727d9491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9904356",
    "kind": "arxiv",
    "version": 1
  }
}