Pith Number

pith:Q4DC6MYS

pith:2018:Q4DC6MYS5DZCSEEY3ACVDKJ2GD

not attested not anchored not stored refs pending

Revisiting the analogue of the Jebsen-Birkhoff theorem in Brans-Dicke gravity

Adriana M. Cardini, Faycal Hammad, Thomas Gobeil, Valerio Faraoni

arxiv:1801.00804 v2 · 2018-01-02 · 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{Q4DC6MYS5DZCSEEY3ACVDKJ2GD}

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	2026-05-18T00:17:41.417052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87062f3312e8f2291098d80551a93a30e641d76ba660f39451c227cd42e9a22d

Aliases

arxiv: 1801.00804 · arxiv_version: 1801.00804v2 · doi: 10.48550/arxiv.1801.00804 · pith_short_12: Q4DC6MYS5DZC · pith_short_16: Q4DC6MYS5DZCSEEY · pith_short_8: Q4DC6MYS

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/Q4DC6MYS5DZCSEEY3ACVDKJ2GD \
  | 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: 87062f3312e8f2291098d80551a93a30e641d76ba660f39451c227cd42e9a22d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f527d457381ee5978245cc258b37837d8e73bd75c7629e1e6e4476c7fba63591",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-02T19:15:33Z",
    "title_canon_sha256": "bb7ee36f44e5feabaeb817bdeeb265e84e67cbb698103b2ef47a86fbbaf77a68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00804",
    "kind": "arxiv",
    "version": 2
  }
}