Pith Number

pith:FPIFSPUH

pith:2019:FPIFSPUH2MAJJQ3PGLMLNQK6UV

not attested not anchored not stored refs pending

Regularization by noise for the point vortex model of mSQG equations

Dejun Luo, Martin Saal

arxiv:1906.10191 v1 · 2019-06-24 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPIFSPUH2MAJJQ3PGLMLNQK6UV}

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	2026-07-05T03:04:14.933703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd0593e87d30094c36f32d8b6c15ea54a9f4f2b0c6a9d7c3334b7214e22c9b6

Aliases

arxiv: 1906.10191 · arxiv_version: 1906.10191v1 · doi: 10.48550/arxiv.1906.10191 · pith_short_12: FPIFSPUH2MAJ · pith_short_16: FPIFSPUH2MAJJQ3P · pith_short_8: FPIFSPUH

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/FPIFSPUH2MAJJQ3PGLMLNQK6UV \
  | 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: 2bd0593e87d30094c36f32d8b6c15ea54a9f4f2b0c6a9d7c3334b7214e22c9b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "713dbbaf9cd01fd943d5a849533c4ea5529b359997cdc429a34670983a71368c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2019-06-24T19:31:45Z",
    "title_canon_sha256": "82e34597db14110c7621d699cf5793ccf20684469b2f7c83ae50841d000f7256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10191",
    "kind": "arxiv",
    "version": 1
  }
}