Pith Number

pith:FYS74KC5

pith:2020:FYS74KC5KGD7JLZZC2NDSSJ3JN

not attested not anchored not stored refs pending

Correlation-aware Unsupervised Change-point Detection via Graph Neural Networks

Donghan Yu, Guokun Lai, Ruohong Zhang, Wei-Cheng Chang, Yiming Yang, Yu Hao

arxiv:2004.11934 v2 · 2020-04-24 · 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{FYS74KC5KGD7JLZZC2NDSSJ3JN}

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	2026-07-05T01:34:53.403658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e25fe285d5187f4af39169a39493b4b501a7c028dc8ca5088e47f9a85a8aa5d

Aliases

arxiv: 2004.11934 · arxiv_version: 2004.11934v2 · doi: 10.48550/arxiv.2004.11934 · pith_short_12: FYS74KC5KGD7 · pith_short_16: FYS74KC5KGD7JLZZ · pith_short_8: FYS74KC5

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/FYS74KC5KGD7JLZZC2NDSSJ3JN \
  | 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: 2e25fe285d5187f4af39169a39493b4b501a7c028dc8ca5088e47f9a85a8aa5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31bfec81e8402ce6e2e6f8c878704f78d526f1f05d14d99f13fb6c8688816148",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-24T18:28:57Z",
    "title_canon_sha256": "319076ef16152ce2eb602c52b0cd8427a847cf490bce760c6f3ab401432084da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11934",
    "kind": "arxiv",
    "version": 2
  }
}