Pith Number

pith:ZIFJZPC4

pith:2024:ZIFJZPC46FQBNVJZ6BWB75PHPG

not attested not anchored not stored refs pending

The particle content of $R^2$ gravity revisited

Georgios K. Karananas

arxiv:2407.09598 v1 · 2024-07-12 · hep-th · 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{ZIFJZPC46FQBNVJZ6BWB75PHPG}

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

2 papers in Pith

On phase-space singular surfaces in $f(R)$ gravity

Spectrum of pure $R^2$ gravity: full Hamiltonian analysis

Receipt and verification

First computed	2026-07-05T08:43:32.494360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca0a9cbc5cf16016d539f06c1ff5e779b4f0e06f1d2aaa0de604eeadbd3898b6

Aliases

arxiv: 2407.09598 · arxiv_version: 2407.09598v1 · doi: 10.48550/arxiv.2407.09598 · pith_short_12: ZIFJZPC46FQB · pith_short_16: ZIFJZPC46FQBNVJZ · pith_short_8: ZIFJZPC4

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/ZIFJZPC46FQBNVJZ6BWB75PHPG \
  | 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: ca0a9cbc5cf16016d539f06c1ff5e779b4f0e06f1d2aaa0de604eeadbd3898b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b9375aed3f35552d3cab47b261ab08582b9ff9ce175f1ca4340071a5c638e9a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2024-07-12T18:00:01Z",
    "title_canon_sha256": "743cbb24374449db5471bca8a353ee36d573ebeafa5031c68954d6d2c04be30d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.09598",
    "kind": "arxiv",
    "version": 1
  }
}