Pith Number

pith:AHYSSGAE

pith:2008:AHYSSGAE544PPLB2P7KKRVGO6N

not attested not anchored not stored refs pending

The Instability of Vacua in Gauss-Bonnet Gravity

Antonio Padilla, Christos Charmousis

arxiv:0807.2864 v2 · 2008-07-18 · 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{AHYSSGAE544PPLB2P7KKRVGO6N}

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

Modified Gravity and Cosmology

Receipt and verification

First computed	2026-05-18T04:16:23.283167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01f1291804ef38f7ac3a7fd4a8d4cef345c25aa450979951f95b06c379e1c7b9

Aliases

arxiv: 0807.2864 · arxiv_version: 0807.2864v2 · doi: 10.48550/arxiv.0807.2864 · pith_short_12: AHYSSGAE544P · pith_short_16: AHYSSGAE544PPLB2 · pith_short_8: AHYSSGAE

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/AHYSSGAE544PPLB2P7KKRVGO6N \
  | 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: 01f1291804ef38f7ac3a7fd4a8d4cef345c25aa450979951f95b06c379e1c7b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a44b77bc81a2f574c22035a149f9a0fd76030872161f3a8ca8d319275fe9aa6b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2008-07-18T09:07:14Z",
    "title_canon_sha256": "0d4822229fb2d3e6721f75a5f7f2eaa5e6d0cdc7181976d5357147c239f90e31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.2864",
    "kind": "arxiv",
    "version": 2
  }
}