Pith Number

pith:4BEE73SY

pith:2023:4BEE73SYUXFLKVNSKPB3BEK5DV

not attested not anchored not stored refs pending

3D-Var Data Assimilation using a Variational Autoencoder

Bo\v{s}tjan Melinc, \v{Z}iga Zaplotnik

arxiv:2308.16073 v3 · 2023-08-30 · 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{4BEE73SYUXFLKVNSKPB3BEK5DV}

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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

Tensor-Var: Efficient Four-Dimensional Variational Data Assimilation

Receipt and verification

First computed	2026-07-05T08:12:27.191270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0484fee58a5cab555b253c3b0915d1d6cc398d5c059d8f047df5d92d977d500

Aliases

arxiv: 2308.16073 · arxiv_version: 2308.16073v3 · doi: 10.48550/arxiv.2308.16073 · pith_short_12: 4BEE73SYUXFL · pith_short_16: 4BEE73SYUXFLKVNS · pith_short_8: 4BEE73SY

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/4BEE73SYUXFLKVNSKPB3BEK5DV \
  | 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: e0484fee58a5cab555b253c3b0915d1d6cc398d5c059d8f047df5d92d977d500

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9e8c26bf9d9ba6aa3d7dfb34699652d9fb2ef39a8142db6d6c5b654b2e9f2c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2023-08-30T14:50:49Z",
    "title_canon_sha256": "8b0711065c8c02a22716b0924a2d613fc3b04c3e212761d411d38a8fef58b158"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.16073",
    "kind": "arxiv",
    "version": 3
  }
}