Pith Number

pith:3DGDRIZ7

pith:2011:3DGDRIZ7UCABMJVYHUZNJM72I3

not attested not anchored not stored refs pending

Convex Approaches to Model Wavelet Sparsity Patterns

Nick G. Kingsbury, Nikhil S Rao, Robert D. Nowak, Stephen J. Wright

arxiv:1104.4385 v1 · 2011-04-22 · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3DGDRIZ7UCABMJVYHUZNJM72I3}

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	2026-05-18T02:22:01.354044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8cc38a33fa0801626b83d32d4b3fa46caa6b6f88cbe5c5ad7d8a3c93aab48dd

Aliases

arxiv: 1104.4385 · arxiv_version: 1104.4385v1 · doi: 10.48550/arxiv.1104.4385 · pith_short_12: 3DGDRIZ7UCAB · pith_short_16: 3DGDRIZ7UCABMJVY · pith_short_8: 3DGDRIZ7

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/3DGDRIZ7UCABMJVYHUZNJM72I3 \
  | 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: d8cc38a33fa0801626b83d32d4b3fa46caa6b6f88cbe5c5ad7d8a3c93aab48dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a9a2056651569c76ba4eaefde6fdcfbfa3dd32aa75c495580d42a18f5f3c546",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-04-22T04:35:29Z",
    "title_canon_sha256": "b1122c34cac5a1a5333a4cd6b7d65709c1394ccefa3794bb525d2c42f9a31677"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4385",
    "kind": "arxiv",
    "version": 1
  }
}