Pith Number

pith:H42MMU6W

pith:2017:H42MMU6WSSNQAWU5POSXRQDR5Y

not attested not anchored not stored refs pending

Evolutions of centered Brill waves with a pseudospectral method

Andreas Weyhausen, Bernd Bruegmann, David Hilditch

arxiv:1706.01829 v1 · 2017-06-06 · 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{H42MMU6WSSNQAWU5POSXRQDR5Y}

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	2026-05-18T00:28:46.145555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f34c653d6949b005a9d7ba578c071ee3aa99aa8f7ee29e0f0c7992608eaec2d

Aliases

arxiv: 1706.01829 · arxiv_version: 1706.01829v1 · doi: 10.48550/arxiv.1706.01829 · pith_short_12: H42MMU6WSSNQ · pith_short_16: H42MMU6WSSNQAWU5 · pith_short_8: H42MMU6W

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/H42MMU6WSSNQAWU5POSXRQDR5Y \
  | 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: 3f34c653d6949b005a9d7ba578c071ee3aa99aa8f7ee29e0f0c7992608eaec2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "498c6f16b8c0ae760654913c2beb1e58a2cee1fd618ab14896ceb1304614c065",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-06-06T16:06:25Z",
    "title_canon_sha256": "d6a5fd826f597bcf46d3ba361e5da651c1d15e1d8e25627167007ce72f7d2b36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01829",
    "kind": "arxiv",
    "version": 1
  }
}