Pith Number

pith:2UX6WU4I

pith:2007:2UX6WU4ITTT5JSCEXM2W2APTQP

not attested not anchored not stored refs pending

Dynamical Dark Energy or Simply Cosmic Curvature?

Bruce A. Bassett, Chris Clarkson, Marina Cortes

arxiv:astro-ph/0702670 v3 · 2007-02-26 · astro-ph · gr-qc · hep-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{2UX6WU4ITTT5JSCEXM2W2APTQP}

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

4 papers in Pith

Testing the consistency of cosmological models with multimessenger astronomy

Affine ANEC selects the closed FRW branch for geodesically complete cosmology

Open case for a closed universe

Testing the consistency of cosmological models with multimessenger astronomy

Receipt and verification

First computed	2026-07-04T15:21:54.921497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d52feb53889ce7d4c844bb356d01f383d0bb6a24d5650da9cefde220c3121a4f

Aliases

arxiv: astro-ph/0702670 · arxiv_version: astro-ph/0702670v3 · doi: 10.48550/arxiv.astro-ph/0702670 · pith_short_12: 2UX6WU4ITTT5 · pith_short_16: 2UX6WU4ITTT5JSCE · pith_short_8: 2UX6WU4I

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/2UX6WU4ITTT5JSCEXM2W2APTQP \
  | 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: d52feb53889ce7d4c844bb356d01f383d0bb6a24d5650da9cefde220c3121a4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdb9a918897c1251a776b34665e75a7a7e8670689687a672c08f9f2810850dc2",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-26T17:10:01Z",
    "title_canon_sha256": "8fa64e6d45b27faee95a4fa59396f9b61dd831446cbe738e3511d3d0a783807a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702670",
    "kind": "arxiv",
    "version": 3
  }
}