Pith Number

pith:AJMLTU67

pith:2024:AJMLTU67RI7TP2F3FJKOCCNPRW

not attested not anchored not stored refs pending

Robust Principal Component Analysis via Discriminant Sample Weight Learning

Bo Li, Ke Hu, Yao Zhang, Yingzhuo Deng

arxiv:2408.12366 v1 · 2024-08-22 · cs.LG · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJMLTU67RI7TP2F3FJKOCCNPRW}

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	2026-07-05T08:58:08.206271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0258b9d3df8a3f37e8bb2a54e109af8db43252712f4fffd54a106abeeaf7995f

Aliases

arxiv: 2408.12366 · arxiv_version: 2408.12366v1 · doi: 10.48550/arxiv.2408.12366 · pith_short_12: AJMLTU67RI7T · pith_short_16: AJMLTU67RI7TP2F3 · pith_short_8: AJMLTU67

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/AJMLTU67RI7TP2F3FJKOCCNPRW \
  | 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: 0258b9d3df8a3f37e8bb2a54e109af8db43252712f4fffd54a106abeeaf7995f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "126f7ba31218bb1a723e0e6410ab4ca7c1aec4210d94f13ec725b106347b0a9b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-08-22T13:06:31Z",
    "title_canon_sha256": "3769d7c4800e293557efb8f1462af414a247437b0a243539f8257f7f9c2aac1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.12366",
    "kind": "arxiv",
    "version": 1
  }
}