Pith Number

pith:Z6SJG4SA

pith:2013:Z6SJG4SAVHAFTITGLSEGMYWJVG

not attested not anchored not stored refs pending

Nonperturbative semiclassical stability of de Sitter spacetime for small metric deviations

Albert Roura, Demetrios B. Papadopoulos, Enric Verdaguer, Markus B. Fr\"ob

arxiv:1301.5261 v1 · 2013-01-22 · 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{Z6SJG4SAVHAFTITGLSEGMYWJVG}

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	2026-05-18T03:21:45.357896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfa4937240a9c059a2665c886662c9a9859e05f531d65558811df3d40cf7161d

Aliases

arxiv: 1301.5261 · arxiv_version: 1301.5261v1 · doi: 10.48550/arxiv.1301.5261 · pith_short_12: Z6SJG4SAVHAF · pith_short_16: Z6SJG4SAVHAFTITG · pith_short_8: Z6SJG4SA

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/Z6SJG4SAVHAFTITGLSEGMYWJVG \
  | 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: cfa4937240a9c059a2665c886662c9a9859e05f531d65558811df3d40cf7161d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61faf46e55181046dd275ec16518ce78f8d840daf9f3eb24631440e5a4a26b5a",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-22T18:05:56Z",
    "title_canon_sha256": "3fc8d9b79bd863508575ded9d1f62b5691612b478fb7ff4a6fcfb5c2607376f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5261",
    "kind": "arxiv",
    "version": 1
  }
}