Pith Number

pith:5TDFEIM2

pith:2017:5TDFEIM23ZLEGEADQMMTY4ZR2Z

not attested not anchored not stored refs pending

Sequential detection of low-rank changes using extreme eigenvalues

Liyan Xie, Yao Xie

arxiv:1706.04729 v1 · 2017-06-15 · math.ST · stat.ML · stat.TH

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:42:19.309255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecc652219ade5643100383193c7331d650699719cbfc72cbb9004723fc57b869

Aliases

arxiv: 1706.04729 · arxiv_version: 1706.04729v1 · doi: 10.48550/arxiv.1706.04729

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/5TDFEIM23ZLEGEADQMMTY4ZR2Z \
  | 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: ecc652219ade5643100383193c7331d650699719cbfc72cbb9004723fc57b869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f54bc646ad018cc29f10640c472ea589062c3b7a7ec0a31ef5599fe9c7f02ec8",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-06-15T03:42:02Z",
    "title_canon_sha256": "65dacacdd793a708ab0bf0f2b99ac70cd4811a8fbaeea1292ed263e9972a8747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04729",
    "kind": "arxiv",
    "version": 1
  }
}