Pith Number

pith:VTT4LFEP

pith:2003:VTT4LFEPY42XOY3UXSOVGLDUKJ

not attested not anchored not stored refs pending

Are Chaplygin gases serious contenders to the dark energy throne?

Olivier Dor\'e, Rachel Bean

arxiv:astro-ph/0301308 v2 · 2003-01-15 · 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{VTT4LFEPY42XOY3UXSOVGLDUKJ}

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

1 paper in Pith

Black holes in Einstein-Gauss-Bonnet gravity with a background of modified Chaplygin gas

Receipt and verification

First computed	2026-07-04T17:25:11.966978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ace7c5948fc735776374bc9d532c745241224b179af6a0459a8866d4ccf13eac

Aliases

arxiv: astro-ph/0301308 · arxiv_version: astro-ph/0301308v2 · doi: 10.48550/arxiv.astro-ph/0301308 · pith_short_12: VTT4LFEPY42X · pith_short_16: VTT4LFEPY42XOY3U · pith_short_8: VTT4LFEP

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/VTT4LFEPY42XOY3UXSOVGLDUKJ \
  | 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: ace7c5948fc735776374bc9d532c745241224b179af6a0459a8866d4ccf13eac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b34134974cbec2f70bd2e56249101f2c3223ff7b3586944ab8c81459a8f8f94",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-15T23:07:38Z",
    "title_canon_sha256": "b2dc0936607a03501102eedf3b683a18d91b6d001ee6a8abc62f3dedca28f79d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301308",
    "kind": "arxiv",
    "version": 2
  }
}