Pith Number

pith:HDZWZE5V

pith:2025:HDZWZE5V6MLFRFGFWLNYKBHYDO

not attested not anchored not stored refs pending

Predicting Air Pollution in Cork, Ireland Using Machine Learning

Bruno Gabriel Nascimento Andrade, Dean Venables, Fahmida Faiza Ananna, Hugo Proenca, Kailash Hambarde, Md Rashidunnabi

arxiv:2507.04196 v2 · 2025-07-06 · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDZWZE5V6MLFRFGFWLNYKBHYDO}

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	2026-07-05T11:35:36.203524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38f36c93b5f3165894c5b2db8504f81bbfcc4ed2f607fb0f88de9f95d1d95501

Aliases

arxiv: 2507.04196 · arxiv_version: 2507.04196v2 · doi: 10.48550/arxiv.2507.04196 · pith_short_12: HDZWZE5V6MLF · pith_short_16: HDZWZE5V6MLFRFGF · pith_short_8: HDZWZE5V

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/HDZWZE5V6MLFRFGFWLNYKBHYDO \
  | 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: 38f36c93b5f3165894c5b2db8504f81bbfcc4ed2f607fb0f88de9f95d1d95501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e4d2b124909569b48ea4c77cca8b33bc6d89b9548461475a93d042c8f013e0b",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-06T00:11:11Z",
    "title_canon_sha256": "b681a7951163f97109e8f769d5e7b1393a694a4b8fa0828a5c7143a1e4193789"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.04196",
    "kind": "arxiv",
    "version": 2
  }
}