Pith Number

pith:5GX3TU7O

pith:2025:5GX3TU7OAO2IQHLSUK4XWFDPVJ

not attested not anchored not stored refs pending

Ensemble score filter with image inpainting for data assimilation in tracking surface quasi-geostrophic dynamics with partial observations

Feng Bao, Guannan Zhang, Hoang Tran, Hristo G. Chipilski, Peter Jan van Leeuwen, Siming Liang

arxiv:2501.12419 v1 · 2025-01-20 · physics.ao-ph · cs.LG · physics.data-an · physics.flu-dyn · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GX3TU7OAO2IQHLSUK4XWFDPVJ}

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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

3 papers in Pith

Diffusion Model-Based Data Assimilation for Real-World Energy Consumption Forecasting

A Two-Step Ensemble Score Filter for Data Assimilation in Partially Observed Systems

The Ensemble Schr{\"o}dinger Bridge filter for Nonlinear Data Assimilation

Receipt and verification

First computed	2026-07-05T10:03:52.804475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9afb9d3ee03b4881d72a2b97b146faa61c7dd60613c8e920053290f49ca832a

Aliases

arxiv: 2501.12419 · arxiv_version: 2501.12419v1 · doi: 10.48550/arxiv.2501.12419 · pith_short_12: 5GX3TU7OAO2I · pith_short_16: 5GX3TU7OAO2IQHLS · pith_short_8: 5GX3TU7O

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/5GX3TU7OAO2IQHLSUK4XWFDPVJ \
  | 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: e9afb9d3ee03b4881d72a2b97b146faa61c7dd60613c8e920053290f49ca832a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36787d7f6cd4b6aa12ea85e31e1ba859791a94bec074eddca35df79c8ea91ff2",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.data-an",
      "physics.flu-dyn",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-01-20T20:51:36Z",
    "title_canon_sha256": "3d55ad26cff1b7bdbbc4d7d94f85203b686fffe0a4f9b851e5019a888c9cd821"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.12419",
    "kind": "arxiv",
    "version": 1
  }
}