Pith Number

pith:JVKBRIL6

pith:2006:JVKBRIL63ULDQFYKSHUACSNE7D

not attested not anchored not stored refs pending

Metric-affine f(R) theories of gravity

Stefano Liberati, Thomas P. Sotiriou

arxiv:gr-qc/0604006 v2 · 2006-04-03 · gr-qc · astro-ph · 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{JVKBRIL63ULDQFYKSHUACSNE7D}

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

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

Receipt and verification

First computed	2026-07-04T15:22:22.764389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d5418a17edd1638170a91e80149a4f8ed388ab7cbce5b7f03897f131220861d

Aliases

arxiv: gr-qc/0604006 · arxiv_version: gr-qc/0604006v2 · doi: 10.48550/arxiv.gr-qc/0604006 · pith_short_12: JVKBRIL63ULD · pith_short_16: JVKBRIL63ULDQFYK · pith_short_8: JVKBRIL6

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/JVKBRIL63ULDQFYKSHUACSNE7D \
  | 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: 4d5418a17edd1638170a91e80149a4f8ed388ab7cbce5b7f03897f131220861d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "119ddbb629e27db72a2d6f052b180d1d0437c7a9b30d9dff729d24222c3b63c7",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-04-03T17:12:17Z",
    "title_canon_sha256": "7407c05287548ad0f27e20bd8c41379d95e57c46e2c51eaa02d03e29c41ba52c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0604006",
    "kind": "arxiv",
    "version": 2
  }
}