Pith Number

pith:XKDNYPM3

pith:2013:XKDNYPM3RXI3YPFORH6X4O2U4J

not attested not anchored not stored refs pending

Ghosts in pure and hybrid formalisms of gravity theories: a unified analysis

Nicola Tamanini, Tomi S. Koivisto

arxiv:1304.3607 v1 · 2013-04-12 · 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{XKDNYPM3RXI3YPFORH6X4O2U4J}

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

Another Look at the Weak-Field Limit of Generalized Hybrid Metric-Palatini Gravity

Degenerate higher-order scalar-tensor theories in metric-affine gravity

Receipt and verification

First computed	2026-05-18T03:24:41.198539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba86dc3d9b8dd1bc3cae89fd7e3b54e275aad751d2e9de8ccb61c3177b4734d3

Aliases

arxiv: 1304.3607 · arxiv_version: 1304.3607v1 · doi: 10.48550/arxiv.1304.3607 · pith_short_12: XKDNYPM3RXI3 · pith_short_16: XKDNYPM3RXI3YPFO · pith_short_8: XKDNYPM3

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/XKDNYPM3RXI3YPFORH6X4O2U4J \
  | 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: ba86dc3d9b8dd1bc3cae89fd7e3b54e275aad751d2e9de8ccb61c3177b4734d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c188a7ba5c205faf68f8a49289cc7b2e9b825c13d60de3bc637f2d2a9ccce07",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-12T11:33:46Z",
    "title_canon_sha256": "d941ae041eda15753b95ab7b35faeb134a04a6db0c143c6003e8982b08bd09d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3607",
    "kind": "arxiv",
    "version": 1
  }
}