Pith Number

pith:VWKWHZ7J

pith:2021:VWKWHZ7JS3DTSDBIESE3XGKGJY

not attested not anchored not stored refs pending

Perfect fluid warp drive solutions with the cosmological constant

Everton M. C. Abreu, Marcelo B. Ribeiro, Osvaldo L. Santos-Pereira

arxiv:2108.10960 v1 · 2021-08-24 · 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{VWKWHZ7JS3DTSDBIESE3XGKGJY}

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

The Warp Drive: Superluminal Travel within General Relativity

Receipt and verification

First computed	2026-07-05T03:11:14.439990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9563e7e996c7390c282489bb99464e17a9321bf771dcf1b8bda28f453f5fb5

Aliases

arxiv: 2108.10960 · arxiv_version: 2108.10960v1 · doi: 10.48550/arxiv.2108.10960 · pith_short_12: VWKWHZ7JS3DT · pith_short_16: VWKWHZ7JS3DTSDBI · pith_short_8: VWKWHZ7J

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/VWKWHZ7JS3DTSDBIESE3XGKGJY \
  | 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: ad9563e7e996c7390c282489bb99464e17a9321bf771dcf1b8bda28f453f5fb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fa46989803167edf791ee2ed03d0eef85f5bba874bb50b9304d5395ec3a19f3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-08-24T21:13:06Z",
    "title_canon_sha256": "990e561224a6fde2bc8b71d56e6ac83f8c4184b61843587b418ae5402b8234f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10960",
    "kind": "arxiv",
    "version": 1
  }
}