Pith Number

pith:EUQO5C4A

pith:2025:EUQO5C4AAF3Y2BAM3LW5MFG6R7

not attested not anchored not stored refs pending

Learning low-dimensional representations of ensemble forecast fields using autoencoder-based methods

Jieyu Chen, Kevin H\"ohlein, Sebastian Lerch

arxiv:2502.04409 v1 · 2025-02-06 · 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{EUQO5C4AAF3Y2BAM3LW5MFG6R7}

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.

Receipt and verification

First computed	2026-07-05T10:10:51.288736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2520ee8b8001778d040cdaedd614de8fc6121d9b43dfa6c887dc25f22d8b300f

Aliases

arxiv: 2502.04409 · arxiv_version: 2502.04409v1 · doi: 10.48550/arxiv.2502.04409 · pith_short_12: EUQO5C4AAF3Y · pith_short_16: EUQO5C4AAF3Y2BAM · pith_short_8: EUQO5C4A

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/EUQO5C4AAF3Y2BAM3LW5MFG6R7 \
  | 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: 2520ee8b8001778d040cdaedd614de8fc6121d9b43dfa6c887dc25f22d8b300f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1ae95b714de8342dd8f43772aef6b0c64b9311ade05e9de80e9579685b13e2e",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-06T10:16:47Z",
    "title_canon_sha256": "02f295431da9f6eab5acb721474742c711b43b0180cd512c6c157787c7d71a81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04409",
    "kind": "arxiv",
    "version": 1
  }
}