Pith Number

pith:KVG32MYJ

pith:2017:KVG32MYJK7WVALA7KHOA5Y2M7O

not attested not anchored not stored refs pending

On the Global-Local Dichotomy in Sparsity Modeling

Dmitry Batenkov, Michael Elad, Yaniv Romano

arxiv:1702.03446 v1 · 2017-02-11 · cs.IT · math.IT · 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{KVG32MYJK7WVALA7KHOA5Y2M7O}

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	2026-05-18T00:50:53.746744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

554dbd330957ed502c1f51dc0ee34cfba8b62d0cef3fa86a17a86a77a40efc7e

Aliases

arxiv: 1702.03446 · arxiv_version: 1702.03446v1 · doi: 10.48550/arxiv.1702.03446 · pith_short_12: KVG32MYJK7WV · pith_short_16: KVG32MYJK7WVALA7 · pith_short_8: KVG32MYJ

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/KVG32MYJK7WVALA7KHOA5Y2M7O \
  | 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: 554dbd330957ed502c1f51dc0ee34cfba8b62d0cef3fa86a17a86a77a40efc7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67b305d0c9f61ca44615f3ff9cd2b826f5a33d0033c428b15d4a6acf1383f33d",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-11T18:05:38Z",
    "title_canon_sha256": "198866ddb50685afd155db45acd75775e36f687b96f083fdd38dc698230de3c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03446",
    "kind": "arxiv",
    "version": 1
  }
}