Pith Number

pith:QBGIO4NC

pith:2011:QBGIO4NC3DCI2N7MQXL3GD7I3R

not attested not anchored not stored refs pending

General solution of scalar field cosmology with a (piecewise) exponential potential

A.A. Andrianov, A.Yu. Kamenshchik, F. Cannata

arxiv:1105.4515 v1 · 2011-05-23 · 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{QBGIO4NC3DCI2N7MQXL3GD7I3R}

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	2026-05-18T02:01:52.550543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804c8771a2d8c48d37ec85d7b30fe8dc75d2f198b92fa4640d1a97551b873c99

Aliases

arxiv: 1105.4515 · arxiv_version: 1105.4515v1 · doi: 10.48550/arxiv.1105.4515 · pith_short_12: QBGIO4NC3DCI · pith_short_16: QBGIO4NC3DCI2N7M · pith_short_8: QBGIO4NC

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/QBGIO4NC3DCI2N7MQXL3GD7I3R \
  | 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: 804c8771a2d8c48d37ec85d7b30fe8dc75d2f198b92fa4640d1a97551b873c99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b83666cb12918dc4f107e3c47c5c8d6ae70ac997fe8ed02c2fff780dcca3e3c",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-05-23T14:40:42Z",
    "title_canon_sha256": "beae6a460c3ba240590600f13be2fb00556b65401209ed15f23a28d29da988b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4515",
    "kind": "arxiv",
    "version": 1
  }
}