Pith Number

pith:NNJWYBBL

pith:2022:NNJWYBBLWB7UCGFRTH3QMQT6LD

not attested not anchored not stored refs pending

ADM mass in warp drive spacetimes

Jessica Santiago (Aristotle University of Thessaloniki), Matt Visser (Victoria University of Wellington), Sebastian Schuster (Charles University of Prague)

arxiv:2205.15950 v2 · 2022-05-31 · 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{NNJWYBBLWB7UCGFRTH3QMQT6LD}

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

2 papers in Pith

Steering a warp drive without exotic matter

Receipt and verification

First computed	2026-07-05T05:33:46.717694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b536c042bb07f4118b199f706427e58ca24e91713ac325ba2e0d21b69d19f08

Aliases

arxiv: 2205.15950 · arxiv_version: 2205.15950v2 · doi: 10.48550/arxiv.2205.15950 · pith_short_12: NNJWYBBLWB7U · pith_short_16: NNJWYBBLWB7UCGFR · pith_short_8: NNJWYBBL

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/NNJWYBBLWB7UCGFRTH3QMQT6LD \
  | 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: 6b536c042bb07f4118b199f706427e58ca24e91713ac325ba2e0d21b69d19f08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7fa4832a39272981812fbaf6dfeb80614f439a8ebaccd0b92bfd000068f6c26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-05-31T16:48:04Z",
    "title_canon_sha256": "52103b8b9c852b21bf1a5d70af65e7cae7fc631d98b8b01b728d95d88a1222af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.15950",
    "kind": "arxiv",
    "version": 2
  }
}