Pith Number

pith:KUEXJOHV

pith:2006:KUEXJOHV6GHX3IGSFHHIQ4STYL

not attested not anchored not stored refs pending

De Sitter stability in quadratic gravity

A. V. Toporensky, P.V. Tretyakov

arxiv:gr-qc/0611068 v2 · 2006-11-13 · 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{KUEXJOHV6GHX3IGSFHHIQ4STYL}

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	2026-05-18T04:36:20.049797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

550974b8f5f18f7da0d229ce887253c2d56a0719059c97126ce7da62537dedc6

Aliases

arxiv: gr-qc/0611068 · arxiv_version: gr-qc/0611068v2 · doi: 10.48550/arxiv.gr-qc/0611068 · pith_short_12: KUEXJOHV6GHX · pith_short_16: KUEXJOHV6GHX3IGS · pith_short_8: KUEXJOHV

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/KUEXJOHV6GHX3IGSFHHIQ4STYL \
  | 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: 550974b8f5f18f7da0d229ce887253c2d56a0719059c97126ce7da62537dedc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ff5974364e52b7ea2783059df45b516a1c91351ed78d0221b18ae622fcfae16",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-11-13T13:46:35Z",
    "title_canon_sha256": "6c332114bdc4e5626eb37a897a7ae50657391cf5e733c87a44713a8ad14f02f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0611068",
    "kind": "arxiv",
    "version": 2
  }
}