Pith Number

pith:UNF3S3PD

pith:2022:UNF3S3PD52ABJJTPRGI64BRRQ5

not attested not anchored not stored refs pending

Perturbations in Non-Flat Cosmology for $f(T)$ gravity

Christian Pfeifer, Emmanuel N. Saridakis, Jackson Levi Said, Konstantinos F. Dialektopoulos, Manuel Hohmann, Sebastian Bahamonde

arxiv:2203.00619 v2 · 2022-03-01 · gr-qc · 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{UNF3S3PD52ABJJTPRGI64BRRQ5}

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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

Gauge invariant perturbations of $F(T,T_G)$ Cosmology

Receipt and verification

First computed	2026-07-05T05:52:52.627450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a34bb96de3ee8014a66f8991ee0631875406a22dd610360f13cb25055e908bf8

Aliases

arxiv: 2203.00619 · arxiv_version: 2203.00619v2 · doi: 10.48550/arxiv.2203.00619 · pith_short_12: UNF3S3PD52AB · pith_short_16: UNF3S3PD52ABJJTP · pith_short_8: UNF3S3PD

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/UNF3S3PD52ABJJTPRGI64BRRQ5 \
  | 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: a34bb96de3ee8014a66f8991ee0631875406a22dd610360f13cb25055e908bf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af7c18bbfbfbd5fdfdce0c47d3628b3150d92d3a1cc97c80369c17e9ab7bc2c8",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-03-01T17:00:58Z",
    "title_canon_sha256": "017927dbd0285f51a60becffccbc1b55be789590284a518b16924af2f5e51db8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00619",
    "kind": "arxiv",
    "version": 2
  }
}