Pith Number

pith:7HVAYQSS

pith:2018:7HVAYQSSAJ2KXFLLWW243SPACO

not attested not anchored not stored refs pending

The timestep constraint in solving the gravitational wave equations sourced by hydromagnetic turbulence

A. Brandenburg, A. Kosowsky, A. Roper Pol, S. Mandal, T. Kahniashvili

arxiv:1807.05479 v8 · 2018-07-15 · physics.flu-dyn · astro-ph.CO · gr-qc · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7HVAYQSSAJ2KXFLLWW243SPACO}

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	2026-07-05T02:57:48.387779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9ea0c42520274ab956bb5b5cdc9e01389b2f79f4e3994eb41d045b947e3ca29

Aliases

arxiv: 1807.05479 · arxiv_version: 1807.05479v8 · doi: 10.48550/arxiv.1807.05479 · pith_short_12: 7HVAYQSSAJ2K · pith_short_16: 7HVAYQSSAJ2KXFLL · pith_short_8: 7HVAYQSS

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/7HVAYQSSAJ2KXFLLWW243SPACO \
  | 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: f9ea0c42520274ab956bb5b5cdc9e01389b2f79f4e3994eb41d045b947e3ca29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b507106783227f46c177d3fc38f6cc57ffc05588f1860268de16fde823a4622",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-07-15T02:39:50Z",
    "title_canon_sha256": "c19c8bb5dc1c4351ee8a92ff9c4aee3db807fd8e17d4a0d8d7f2ddcd6c305e3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05479",
    "kind": "arxiv",
    "version": 8
  }
}