Pith Number

pith:EQKZSWSV

pith:2019:EQKZSWSV22M3WYLOVZV6NMD437

not attested not anchored not stored refs pending

A total variation based regularizer promoting piecewise-Lipschitz reconstructions

Carola-Bibiane Sch\"onlieb, Christiane Stollenwerk, Martin Burger, Yury Korolev

arxiv:1903.05079 v1 · 2019-03-12 · math.NA · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQKZSWSV22M3WYLOVZV6NMD437}

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	2026-05-17T23:51:26.383506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2415995a55d699bb616eae6be6b07cdff9a0f135aa55774203640cc6d3c53876

Aliases

arxiv: 1903.05079 · arxiv_version: 1903.05079v1 · doi: 10.48550/arxiv.1903.05079 · pith_short_12: EQKZSWSV22M3 · pith_short_16: EQKZSWSV22M3WYLO · pith_short_8: EQKZSWSV

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/EQKZSWSV22M3WYLOVZV6NMD437 \
  | 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: 2415995a55d699bb616eae6be6b07cdff9a0f135aa55774203640cc6d3c53876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c2090455e1a55e44d055b5fe55ae9a80c6dc683c0a035360b86fe46972e3cb9",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-12T17:57:13Z",
    "title_canon_sha256": "de15a9c8a053a10934b9270d901f7ceb289c61d943903a685014314da8fcb181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05079",
    "kind": "arxiv",
    "version": 1
  }
}