Pith Number

pith:QHAX2TQJ

pith:2021:QHAX2TQJMNPWQHGGJUSF6KPGBS

not attested not anchored not stored refs pending

Surface Quasi-Geostrophic Equation driven by Space-Time White Noise

Martin Saal, Philipp Forstner

arxiv:2111.04644 v1 · 2021-11-08 · math.PR · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHAX2TQJMNPWQHGGJUSF6KPGBS}

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

Mixed Third-Order Flux Laws for Dual Cascade in the Stochastic SQG Equation

Receipt and verification

First computed	2026-07-05T03:30:02.814202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81c17d4e09635f681cc64d245f29e60cbbf60725db77fc329df849e46bf001f4

Aliases

arxiv: 2111.04644 · arxiv_version: 2111.04644v1 · doi: 10.48550/arxiv.2111.04644 · pith_short_12: QHAX2TQJMNPW · pith_short_16: QHAX2TQJMNPWQHGG · pith_short_8: QHAX2TQJ

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/QHAX2TQJMNPWQHGGJUSF6KPGBS \
  | 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: 81c17d4e09635f681cc64d245f29e60cbbf60725db77fc329df849e46bf001f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d802b8bcc389981ed480d650d3bb199906eb7a25415fee9fb7eff861365f2a3e",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2021-11-08T17:15:28Z",
    "title_canon_sha256": "ef6cb3a5aa202d4dfbced7bb62adc8518a7a38fd3aa34d99b6b53cf496ddecb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04644",
    "kind": "arxiv",
    "version": 1
  }
}