Pith Number

pith:4A4IO55M

pith:2017:4A4IO55MSIOYQOQDJE3JCWRMK7

not attested not anchored not stored refs pending

Side Information in Robust Principal Component Analysis: Algorithms and Applications

Niannan Xue, Stefanos Zafeiriou, Yannis Panagakis

arxiv:1702.00648 v2 · 2017-02-02 · 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{4A4IO55MSIOYQOQDJE3JCWRMK7}

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	2026-05-18T00:47:48.159179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0388777ac921d883a034936915a2c57f45f45ab7159015143e279595940850b

Aliases

arxiv: 1702.00648 · arxiv_version: 1702.00648v2 · doi: 10.48550/arxiv.1702.00648 · pith_short_12: 4A4IO55MSIOY · pith_short_16: 4A4IO55MSIOYQOQD · pith_short_8: 4A4IO55M

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/4A4IO55MSIOYQOQDJE3JCWRMK7 \
  | 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: e0388777ac921d883a034936915a2c57f45f45ab7159015143e279595940850b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aee804d3730ea149656eacf83deea1958c3b8d9999835be2c5979d2c252b4e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-02T12:42:50Z",
    "title_canon_sha256": "5d1402e664b7e4cc13a80c2e4796f5805628e42168befb4ac6d7bf7f06408f13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00648",
    "kind": "arxiv",
    "version": 2
  }
}