Pith Number

pith:KEBPIMCZ

pith:2019:KEBPIMCZ37WVPTS3MNO3CAON3K

not attested not anchored not stored refs pending

Sparse Subspace Clustering via Two-Step Reweighted L1-Minimization: Algorithm and Provable Neighbor Recovery Rates

Chun-Hung Liu, Jwo-Yuh Wu, Liang-Chi Huang, Ming-Hsun Yang

arxiv:1907.07359 v1 · 2019-07-17 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KEBPIMCZ37WVPTS3MNO3CAON3K}

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	2026-05-17T23:40:22.538289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5102f43059dfed57ce5b635db101cddaa4ddd69f7e457225df4ac5e463125cdd

Aliases

arxiv: 1907.07359 · arxiv_version: 1907.07359v1 · doi: 10.48550/arxiv.1907.07359 · pith_short_12: KEBPIMCZ37WV · pith_short_16: KEBPIMCZ37WVPTS3 · pith_short_8: KEBPIMCZ

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/KEBPIMCZ37WVPTS3MNO3CAON3K \
  | 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: 5102f43059dfed57ce5b635db101cddaa4ddd69f7e457225df4ac5e463125cdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98a222498162e61e90975ac1367c6f1d30b0dc46291d9d2d40e08e7cceb547cf",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-07-17T06:52:45Z",
    "title_canon_sha256": "57945b00106263cb80bb2e7d21c5679334f264ddbd4f7d75535ff245a7f45ca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07359",
    "kind": "arxiv",
    "version": 1
  }
}