Pith Number

pith:ZBC5D3D6

pith:2016:ZBC5D3D6SKPB5D2LCPNYZ6MD2U

not attested not anchored not stored refs pending

A Nonconvex Nonsmooth Regularization Method for Compressed Sensing and Low-Rank Matrix Completion

Qibin Fan, Zhuo-Xu Cui

arxiv:1605.00479 v1 · 2016-05-02 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBC5D3D6SKPB5D2LCPNYZ6MD2U}

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	2026-05-18T01:15:54.067101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c845d1ec7e929e1e8f4b13db8cf983d51b5bbe64c6ac2d690d997849b1f87d65

Aliases

arxiv: 1605.00479 · arxiv_version: 1605.00479v1 · doi: 10.48550/arxiv.1605.00479 · pith_short_12: ZBC5D3D6SKPB · pith_short_16: ZBC5D3D6SKPB5D2L · pith_short_8: ZBC5D3D6

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/ZBC5D3D6SKPB5D2LCPNYZ6MD2U \
  | 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: c845d1ec7e929e1e8f4b13db8cf983d51b5bbe64c6ac2d690d997849b1f87d65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b38808bbef44df315daef2ba47dd45557c595901b717340ce2265e9b91c50c1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-05-02T13:38:38Z",
    "title_canon_sha256": "e01c50f699299bf4660b7be8d670cdc6891d5693e405ed286cfb9f460ba1e7ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.00479",
    "kind": "arxiv",
    "version": 1
  }
}