Pith Number

pith:NBNHEVBR

pith:2024:NBNHEVBRSXMJYSNQNCRXJ4BGVN

not attested not anchored not stored refs pending

Analyzing Warp Drive Spacetimes with Warp Factory

Alexey Bobrick, Brandon Melcher, Christopher Helmerich, Gianni Martire, Jared Fuchs, Luke Sellers

arxiv:2404.03095 v2 · 2024-04-03 · 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{NBNHEVBRSXMJYSNQNCRXJ4BGVN}

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

4 papers in Pith

Steering a warp drive without exotic matter

On the boundary cost of source-consistent warp shells

Observer-robust energy condition verification for warp drive spacetimes

Receipt and verification

First computed	2026-07-05T08:06:28.599824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

685a72543195d89c49b068a374f026ab4c831eaeb1ede8fca2095ac8b3c0e53e

Aliases

arxiv: 2404.03095 · arxiv_version: 2404.03095v2 · doi: 10.48550/arxiv.2404.03095 · pith_short_12: NBNHEVBRSXMJ · pith_short_16: NBNHEVBRSXMJYSNQ · pith_short_8: NBNHEVBR

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/NBNHEVBRSXMJYSNQNCRXJ4BGVN \
  | 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: 685a72543195d89c49b068a374f026ab4c831eaeb1ede8fca2095ac8b3c0e53e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46fb35920fcd06806246fd103dea461e2a35042dd0a1643a7ee9a1d2c046d81e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-04-03T22:18:49Z",
    "title_canon_sha256": "7d6f869f675f376e595159cc781b0e548e0db56c9bb9f0a76a0da16588a12c2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.03095",
    "kind": "arxiv",
    "version": 2
  }
}