Pith Number

pith:3UIDH4DP

pith:2021:3UIDH4DPPDEUIMLP65ZISXEPAJ

not attested not anchored not stored refs pending

Nonconservative unimodular gravity: a viable cosmological scenario

Hermano Velten, J\'ulio C. Fabris, Mahamadou Hamani-Daouda, Marcelo H. Alvarenga

arxiv:2112.06644 v1 · 2021-12-13 · gr-qc · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UIDH4DPPDEUIMLP65ZISXEPAJ}

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

3 papers in Pith

Dymnikova Black Holes in Unimodular Gravity: Maxwell Sources and Vacuum Contributions

Regular Black Strings and BTZ Black Hole in Unimodular Gravity Supported by Maxwell Fields

Receipt and verification

First computed	2026-07-05T04:35:40.710388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd1033f06f78c944316ff772895c8f024b71a5d8689c18ac6caa100f26a4f869

Aliases

arxiv: 2112.06644 · arxiv_version: 2112.06644v1 · doi: 10.48550/arxiv.2112.06644 · pith_short_12: 3UIDH4DPPDEU · pith_short_16: 3UIDH4DPPDEUIMLP · pith_short_8: 3UIDH4DP

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/3UIDH4DPPDEUIMLP65ZISXEPAJ \
  | 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: dd1033f06f78c944316ff772895c8f024b71a5d8689c18ac6caa100f26a4f869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0605b806a942006e49cba868f341c71c6717299db7be78f6eb5c6e7e26315acf",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-12-13T13:25:21Z",
    "title_canon_sha256": "626488320e931bbaa052cd6a28ff6bda497fcd13c94634d92bf9b3050e2a38e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06644",
    "kind": "arxiv",
    "version": 1
  }
}