Pith Number

pith:WVOT7N7J

pith:2010:WVOT7N7JEFMWUZ2R4WA3PG55JG

not attested not anchored not stored refs pending

Closed-Form Solutions to A Category of Nuclear Norm Minimization Problems

Guangcan Liu, Ju Sun, Shuicheng Yan

arxiv:1011.4829 v2 · 2010-11-22 · cs.IT · cs.CV · 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{WVOT7N7JEFMWUZ2R4WA3PG55JG}

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	2026-05-18T04:34:54.981129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b55d3fb7e921596a6751e581b79bbd4992b955c7fc1556ff5a2b816caf766ffa

Aliases

arxiv: 1011.4829 · arxiv_version: 1011.4829v2 · doi: 10.48550/arxiv.1011.4829 · pith_short_12: WVOT7N7JEFMW · pith_short_16: WVOT7N7JEFMWUZ2R · pith_short_8: WVOT7N7J

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/WVOT7N7JEFMWUZ2R4WA3PG55JG \
  | 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: b55d3fb7e921596a6751e581b79bbd4992b955c7fc1556ff5a2b816caf766ffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37f93a85019c414f91f76430374570b49352b4208ecf9b5da7eedd797fd0da3f",
    "cross_cats_sorted": [
      "cs.CV",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-11-22T14:52:22Z",
    "title_canon_sha256": "c7d301e8d85b2e0193132c4c0e126d1fbd581b5ee98075236c2cda11af107d5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4829",
    "kind": "arxiv",
    "version": 2
  }
}