Pith Number

pith:MKQ5RWOL

pith:2019:MKQ5RWOLEYCBUZWXNJJPSY23U7

not attested not anchored not stored refs pending

Coupling techniques for nonlinear ensemble filtering

Alessio Spantini, Ricardo Baptista, Youssef Marzouk

arxiv:1907.00389 v2 · 2019-06-30 · stat.ME · stat.CO · stat.ML

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

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\usepackage{pith}
\pithnumber{MKQ5RWOLEYCBUZWXNJJPSY23U7}

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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

1 paper in Pith

An Ensemble Information Filter: Retrieving Markov-information from the SPDE discretisation

Receipt and verification

First computed	2026-07-05T04:11:59.445880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62a1d8d9cb26041a66d76a52f9635ba7c478e36b8ccff318419baed1abd548ed

Aliases

arxiv: 1907.00389 · arxiv_version: 1907.00389v2 · doi: 10.48550/arxiv.1907.00389 · pith_short_12: MKQ5RWOLEYCB · pith_short_16: MKQ5RWOLEYCBUZWX · pith_short_8: MKQ5RWOL

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/MKQ5RWOLEYCBUZWXNJJPSY23U7 \
  | 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: 62a1d8d9cb26041a66d76a52f9635ba7c478e36b8ccff318419baed1abd548ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69b3c6a2c0eb878d565374eb2de56f6ac03abf21bbb2b703ec1c007f035454ce",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-06-30T14:51:05Z",
    "title_canon_sha256": "e6028d50e3dc580eb5e8976b81bc6fad99f47eb66738ad504cd5ede4fac99b47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00389",
    "kind": "arxiv",
    "version": 2
  }
}