Pith Number

pith:4A5DCY7Y

pith:2023:4A5DCY7YNHVQ5I4AQJFTNZSAKH

not attested not anchored not stored refs pending

Weather2K: A Multivariate Spatio-Temporal Benchmark Dataset for Meteorological Forecasting Based on Real-Time Observation Data from Ground Weather Stations

Bin Zhang, Gaozhen Nie, Ming Wu, Xun Zhu, Yutong Xiong, Ziheng Yang

arxiv:2302.10493 v1 · 2023-02-21 · cs.LG · cs.NA · math.NA · 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{4A5DCY7YNHVQ5I4AQJFTNZSAKH}

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.

Cited by

2 papers in Pith

Earth Science Foundation Models: From Perception to Reasoning and Discovery

Receipt and verification

First computed	2026-07-05T05:44:18.110506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e03a3163f869eb0ea380824b36e64051c819957ca986ac3774fa397f5452bfba

Aliases

arxiv: 2302.10493 · arxiv_version: 2302.10493v1 · doi: 10.48550/arxiv.2302.10493 · pith_short_12: 4A5DCY7YNHVQ · pith_short_16: 4A5DCY7YNHVQ5I4A · pith_short_8: 4A5DCY7Y

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/4A5DCY7YNHVQ5I4AQJFTNZSAKH \
  | 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: e03a3163f869eb0ea380824b36e64051c819957ca986ac3774fa397f5452bfba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df6e1024dd117f7caeead565b5a32d6498d159d30b23c831ea42a55fcdd00c6f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-02-21T07:46:08Z",
    "title_canon_sha256": "81fab2e18fe3ab6262d40a8b4b73f6f2e0f39c2aee2d55e194d9e78771e186a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.10493",
    "kind": "arxiv",
    "version": 1
  }
}