Pith Number

pith:2EY7CBI5

pith:2015:2EY7CBI57U3IL7JFZNHWJLZ572

not attested not anchored not stored refs pending

Generalized $f(R,\phi,X)$ gravity and the late-time cosmic acceleration

Christian G. Boehmer, Diego Saez-Gomez, Francisco S. N. Lobo, Sebastian Bahamonde

arxiv:1506.07728 v2 · 2015-06-25 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EY7CBI57U3IL7JFZNHWJLZ572}

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

Modified Gravity Theories on a Nutshell: Inflation, Bounce and Late-time Evolution

Receipt and verification

First computed	2026-05-18T01:35:04.560009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d131f1051dfd3685fd25cb4f64af3dfe992be6e61432da49bc7150f7aedecee3

Aliases

arxiv: 1506.07728 · arxiv_version: 1506.07728v2 · doi: 10.48550/arxiv.1506.07728 · pith_short_12: 2EY7CBI57U3I · pith_short_16: 2EY7CBI57U3IL7JF · pith_short_8: 2EY7CBI5

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/2EY7CBI57U3IL7JFZNHWJLZ572 \
  | 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: d131f1051dfd3685fd25cb4f64af3dfe992be6e61432da49bc7150f7aedecee3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4964220f8185072c84215b11a2795c776b329474804562f5f44500b4399c5566",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-06-25T12:40:17Z",
    "title_canon_sha256": "449acbb948b1999384a1a5a0a44dff2897a33370d8ad25bf03544dfd63bf3a8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07728",
    "kind": "arxiv",
    "version": 2
  }
}