Pith Number

pith:FBUR43ZX

pith:2023:FBUR43ZXOQ3BQSAIZUAXJ4VJYI

not attested not anchored not stored refs pending

A Machine Learning Outlook: Post-processing of Global Medium-range Forecasts

Carla Bromberg, Cenk Gazen, Eric Maddy, Jason Hickey, Rob Carver, Shreya Agrawal, Sid Boukabara, Tyler Russell, Vladimir Krasnopolsky, Zack Ontiveros

arxiv:2303.16301 v1 · 2023-03-28 · 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{FBUR43ZXOQ3BQSAIZUAXJ4VJYI}

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	2026-07-05T05:56:05.488967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28691e6f377436184808cd0174f2a9c226e005c46eca5a7816efc2e267e52f06

Aliases

arxiv: 2303.16301 · arxiv_version: 2303.16301v1 · doi: 10.48550/arxiv.2303.16301 · pith_short_12: FBUR43ZXOQ3B · pith_short_16: FBUR43ZXOQ3BQSAI · pith_short_8: FBUR43ZX

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/FBUR43ZXOQ3BQSAIZUAXJ4VJYI \
  | 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: 28691e6f377436184808cd0174f2a9c226e005c46eca5a7816efc2e267e52f06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b5f872f48975a1f2c7796fc7646437f15c0368e9451116bb1cc89b1ca9e1c17",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-28T20:48:01Z",
    "title_canon_sha256": "671833c71c4e58334d97f777f955fa120ca23a8c8d2361beb4dd9e6739dbf854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.16301",
    "kind": "arxiv",
    "version": 1
  }
}