Pith Number

pith:J7ARNMN3

pith:2024:J7ARNMN3TDPWTRMXPPFTW434HR

not attested not anchored not stored refs pending

Nonlinear ensemble filtering with diffusion models: Application to the surface quasi-geostrophic dynamics

Feng Bao, Guannan Zhang, Hristo G. Chipilski, Jeffrey S.Whitaker, Siming Liang

arxiv:2404.00844 v1 · 2024-04-01 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7ARNMN3TDPWTRMXPPFTW434HR}

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

1 paper in Pith

Flow marching for a generative PDE foundation model

Receipt and verification

First computed	2026-07-05T08:02:57.338848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fc116b1bb98df69c5977bcb3b737c3c6ea7a839ea2c89e94347314c93d23949

Aliases

arxiv: 2404.00844 · arxiv_version: 2404.00844v1 · doi: 10.48550/arxiv.2404.00844 · pith_short_12: J7ARNMN3TDPW · pith_short_16: J7ARNMN3TDPWTRMX · pith_short_8: J7ARNMN3

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/J7ARNMN3TDPWTRMXPPFTW434HR \
  | 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: 4fc116b1bb98df69c5977bcb3b737c3c6ea7a839ea2c89e94347314c93d23949

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45a01cbf144c60d65346a0bb61c428a01b89ddb060b3bbcb3dc18e67454597db",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2024-04-01T01:02:34Z",
    "title_canon_sha256": "2a32cbe11296dba56b1be5fcb03c6b12963838e5bbc63bab78598f2401a47808"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.00844",
    "kind": "arxiv",
    "version": 1
  }
}