Pith Number

pith:UFRMHPCL

pith:2025:UFRMHPCLMGFKS2AARV5KC7BZCT

not attested not anchored not stored refs pending

An Explainable Machine Learning Framework for Railway Predictive Maintenance using Data Streams from the Metro Operator of Portugal

Benedita Malheiro, Bruno Veloso, F\'atima Leal, Francisco de Arriba-P\'erez, Juan Carlos Burguillo-Rial, Silvia Garc\'ia-M\'endez

arxiv:2508.05388 v1 · 2025-08-07 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFRMHPCLMGFKS2AARV5KC7BZCT}

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	2026-07-05T11:50:12.135247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a162c3bc4b618aa968008d7aa17c3914fd3e2bd679aeeb248ea774f6a7615747

Aliases

arxiv: 2508.05388 · arxiv_version: 2508.05388v1 · doi: 10.48550/arxiv.2508.05388 · pith_short_12: UFRMHPCLMGFK · pith_short_16: UFRMHPCLMGFKS2AA · pith_short_8: UFRMHPCL

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/UFRMHPCLMGFKS2AARV5KC7BZCT \
  | 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: a162c3bc4b618aa968008d7aa17c3914fd3e2bd679aeeb248ea774f6a7615747

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eacbeac41602d277883885a9bbbf30d47689d28dcc03b9373733184327bca18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-08-07T13:38:49Z",
    "title_canon_sha256": "0c5737904e30633aa14598c48bb0215ec1c6abd1d4d4713b4f2145a6b60bfd1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.05388",
    "kind": "arxiv",
    "version": 1
  }
}