Pith Number

pith:SDVZLCZY

pith:2019:SDVZLCZYUTTEPYCP4XTJMLW2XP

not attested not anchored not stored refs pending

Automating concept-drift detection by self-evaluating predictive model degradation

Daniele Apiletti, Elena Baralis, Francesco Ventura, Stefano Proto, Tania Cerquitelli

arxiv:1907.08120 v1 · 2019-07-18 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDVZLCZYUTTEPYCP4XTJMLW2XP}

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	2026-05-17T23:40:15.063395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90eb958b38a4e647e04fe5e6962edabbd54bb3d76c31ccdf5534add54eb62293

Aliases

arxiv: 1907.08120 · arxiv_version: 1907.08120v1 · doi: 10.48550/arxiv.1907.08120 · pith_short_12: SDVZLCZYUTTE · pith_short_16: SDVZLCZYUTTEPYCP · pith_short_8: SDVZLCZY

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/SDVZLCZYUTTEPYCP4XTJMLW2XP \
  | 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: 90eb958b38a4e647e04fe5e6962edabbd54bb3d76c31ccdf5534add54eb62293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d35a8f40dc4807b2c2e320477bfa8d54b444f59163bc3e2f38c40689f2b7e2a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-07-18T15:50:37Z",
    "title_canon_sha256": "7a7240ee00fdddf1a9870315ff4cc41af94e54234800575cce1f5f7a77ed8fd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08120",
    "kind": "arxiv",
    "version": 1
  }
}