Pith Number

pith:YDGRRD7V

pith:2021:YDGRRD7VRRWPYWJELEYU6I5Q33

not attested not anchored not stored refs pending

Learning a Self-Expressive Network for Subspace Clustering

Chong You, Chun-Guang Li, Ren\'e Vidal, Shangzhi Zhang

arxiv:2110.04318 v1 · 2021-10-08 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDGRRD7VRRWPYWJELEYU6I5Q33}

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	2026-07-05T03:21:15.419552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0cd188ff58c6cfc592459314f23b0dedfcca6275183cffd55fe303c8d022afc

Aliases

arxiv: 2110.04318 · arxiv_version: 2110.04318v1 · doi: 10.48550/arxiv.2110.04318 · pith_short_12: YDGRRD7VRRWP · pith_short_16: YDGRRD7VRRWPYWJE · pith_short_8: YDGRRD7V

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/YDGRRD7VRRWPYWJELEYU6I5Q33 \
  | 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: c0cd188ff58c6cfc592459314f23b0dedfcca6275183cffd55fe303c8d022afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30a93ef77b337dfd9e02ebeac1a360e59068d017e7c2763d0a9fff106c0eacf4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-10-08T18:06:06Z",
    "title_canon_sha256": "5371e61d79c6458b65587b010ef2b31dc8b5ae10842d292d318316d7325a87b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.04318",
    "kind": "arxiv",
    "version": 1
  }
}