Pith Number

pith:OMEP7GTI

pith:2022:OMEP7GTIPTDFP5EUCEHIFXHUY4

not attested not anchored not stored refs pending

Mass of cosmological perturbations in the hybrid and dressed metric formalisms of Loop Quantum Cosmology for the Starobinsky and exponential potentials

Guillermo A. Mena Marug\'an, Simon Iteanu

arxiv:2208.01987 v2 · 2022-08-03 · 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{OMEP7GTIPTDFP5EUCEHIFXHUY4}

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	2026-07-05T05:00:17.353280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7308ff9a687cc657f494110e82dcf4c70adaa0f8ecae58c565bcd950773e654c

Aliases

arxiv: 2208.01987 · arxiv_version: 2208.01987v2 · doi: 10.48550/arxiv.2208.01987 · pith_short_12: OMEP7GTIPTDF · pith_short_16: OMEP7GTIPTDFP5EU · pith_short_8: OMEP7GTI

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/OMEP7GTIPTDFP5EUCEHIFXHUY4 \
  | 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: 7308ff9a687cc657f494110e82dcf4c70adaa0f8ecae58c565bcd950773e654c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d2514ccff162a540b1aec0588f47b990b52dbc318fd0ad724931c14d72f6951",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-08-03T11:28:21Z",
    "title_canon_sha256": "450135bd23cb7541dd8a0c17520c16e9343dc85027a4caf21a319ffc59501b56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.01987",
    "kind": "arxiv",
    "version": 2
  }
}