Pith Number

pith:DTSDA3XQ

pith:2021:DTSDA3XQHP6HNXS3G24SMXRQTD

not attested not anchored not stored refs pending

Short-and-Sparse Deconvolution Via Rank-One Constrained Optimization (ROCO)

Cheng cheng, Wei Dai

arxiv:2110.02141 v2 · 2021-10-05 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DTSDA3XQHP6HNXS3G24SMXRQTD}

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	2026-07-05T03:33:50.356836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ce4306ef03bfc76de5b36b9265e3098ff5fc1e448b1294307c8444215195dd3

Aliases

arxiv: 2110.02141 · arxiv_version: 2110.02141v2 · doi: 10.48550/arxiv.2110.02141 · pith_short_12: DTSDA3XQHP6H · pith_short_16: DTSDA3XQHP6HNXS3 · pith_short_8: DTSDA3XQ

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/DTSDA3XQHP6HNXS3G24SMXRQTD \
  | 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: 1ce4306ef03bfc76de5b36b9265e3098ff5fc1e448b1294307c8444215195dd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f7305d380823266fd37fe1a00f89d1550f36c182d23a546e36953cb6f5b001",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-10-05T16:14:48Z",
    "title_canon_sha256": "f2ee7012af191d8c898fcac09eb9f56e3dfc5608eff81ec199452fffc727c780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02141",
    "kind": "arxiv",
    "version": 2
  }
}