Pith Number

pith:7FXA2QHO

pith:2020:7FXA2QHOXJFFIIGTIGR3ROAZZ6

not attested not anchored not stored refs pending

Bayesian inference of chaotic dynamics by merging data assimilation, machine learning and expectation-maximization

Alberto Carrassi, Julien Brajard, Laurent Bertino, Marc Bocquet

arxiv:2001.06270 v2 · 2020-01-17 · stat.ML · cs.LG · physics.ao-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{7FXA2QHOXJFFIIGTIGR3ROAZZ6}

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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

Pathwise Learning of Stochastic Dynamical Systems with Partial Observations

Learning to Trust AI and Data-driven models in Data Assimilation through a Multifidelity Ensemble Gaussian Mixture Filter Framework

Learning Discriminators for Resampling in the Ensemble Gaussian Mixture Filter through a Normalizing Flow Approach

Receipt and verification

First computed	2026-07-05T00:51:06.217767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f96e0d40eeba4a5420d341a3b8b819cfbbfe418f1c641a8cdf796dbf66d777e7

Aliases

arxiv: 2001.06270 · arxiv_version: 2001.06270v2 · doi: 10.48550/arxiv.2001.06270 · pith_short_12: 7FXA2QHOXJFF · pith_short_16: 7FXA2QHOXJFFIIGT · pith_short_8: 7FXA2QHO

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/7FXA2QHOXJFFIIGTIGR3ROAZZ6 \
  | 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: f96e0d40eeba4a5420d341a3b8b819cfbbfe418f1c641a8cdf796dbf66d777e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "503ba5322cbea4189f2418541f606c9517f74251a9ecd9294a416a47f2da51e4",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-01-17T12:46:26Z",
    "title_canon_sha256": "638cbe0a7110d5c28635c8d791cef2f2fe2df0c39ffe275c2d5cb31c09a957e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06270",
    "kind": "arxiv",
    "version": 2
  }
}