Pith Number

pith:74JGKUYO

pith:2020:74JGKUYOSXDMUBHLDHGXNILYRW

not attested not anchored not stored refs pending

G\"{o}del-type universes in bumblebee gravity

A. F. Santos, W. D. R. Jesus

arxiv:2003.13364 v1 · 2020-03-30 · 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{74JGKUYOSXDMUBHLDHGXNILYRW}

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	2026-07-05T01:04:20.259040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff1265530e95c6ca04eb19cd76a1788d917ccdbf8b124419fb81ba9f7b5879d9

Aliases

arxiv: 2003.13364 · arxiv_version: 2003.13364v1 · doi: 10.48550/arxiv.2003.13364 · pith_short_12: 74JGKUYOSXDM · pith_short_16: 74JGKUYOSXDMUBHL · pith_short_8: 74JGKUYO

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/74JGKUYOSXDMUBHLDHGXNILYRW \
  | 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: ff1265530e95c6ca04eb19cd76a1788d917ccdbf8b124419fb81ba9f7b5879d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4797e0dc3a43a6b82962511adf4927f4854b9f0ccc918e520819bb40698571a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-30T11:52:32Z",
    "title_canon_sha256": "05c3271c429622eb9c998408ebbcb6d57dfd080570c0988baa9544324841ff48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.13364",
    "kind": "arxiv",
    "version": 1
  }
}