Pith Number

pith:OURFAZU3

pith:2012:OURFAZU3MAS5HMVSEMATI2H37O

not attested not anchored not stored refs pending

Confronting dark energy models mimicking $\Lambda$CDM epoch with observational constraints: future cosmological perturbations decay or future Rip?

Artyom V. Astashenok, Sergei D. Odintsov

arxiv:1211.1888 v2 · 2012-11-08 · gr-qc · 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{OURFAZU3MAS5HMVSEMATI2H37O}

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.

Receipt and verification

First computed	2026-05-18T01:53:17.942502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

752250669b6025d3b2b223013468fbfba5e01f1aa87526e4de92a0e1b214cbbb

Aliases

arxiv: 1211.1888 · arxiv_version: 1211.1888v2 · doi: 10.48550/arxiv.1211.1888 · pith_short_12: OURFAZU3MAS5 · pith_short_16: OURFAZU3MAS5HMVS · pith_short_8: OURFAZU3

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/OURFAZU3MAS5HMVSEMATI2H37O \
  | 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: 752250669b6025d3b2b223013468fbfba5e01f1aa87526e4de92a0e1b214cbbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b74e473f34d904fa3a169e2352ee45aeef87c4e8a926914fb272b5f63246d93",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-11-08T15:53:51Z",
    "title_canon_sha256": "48526f1e1df18061fd48b21c47c2c6c98445ce8916da27d96ff6e6cb1cc8955a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1888",
    "kind": "arxiv",
    "version": 2
  }
}