Pith Number

pith:CWDQJUTW

pith:2009:CWDQJUTW7Z7IMUW7PHHVW5JVLZ

not attested not anchored not stored refs pending

Non-minimal coupling of the phantom field and cosmic acceleration

Elias C. Vagenas, M. R. Setare

arxiv:0906.4237 v2 · 2009-06-23 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWDQJUTW7Z7IMUW7PHHVW5JVLZ}

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	2026-05-18T02:34:45.508865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158704d276fe7e8652df79cf5b75355e7d1a46f8162ac885d066238328bfc328

Aliases

arxiv: 0906.4237 · arxiv_version: 0906.4237v2 · doi: 10.48550/arxiv.0906.4237 · pith_short_12: CWDQJUTW7Z7I · pith_short_16: CWDQJUTW7Z7IMUW7 · pith_short_8: CWDQJUTW

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/CWDQJUTW7Z7IMUW7PHHVW5JVLZ \
  | 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: 158704d276fe7e8652df79cf5b75355e7d1a46f8162ac885d066238328bfc328

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "799de06a5f5031deded48340666026492373aa916849b828b1ef7e69ca596dca",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-06-23T12:14:56Z",
    "title_canon_sha256": "9d887d1b4fefb26d76f453166329e7a35c3fe5dbb2133e8ca836b277ce77561e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4237",
    "kind": "arxiv",
    "version": 2
  }
}