Pith Number

pith:H4DEWMEB

pith:2026:H4DEWMEBAGOTEPSXLISEG4MONB

not attested not anchored not stored refs pending

A $\operatorname{prox}$-Based Semi-Smooth Newton Method for TV-Minimization

Alex Kaltenbach, S\"oren Bartels

arxiv:2605.22728 v1 · 2026-05-21 · math.NA · cs.NA · 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{H4DEWMEBAGOTEPSXLISEG4MONB}

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	2026-05-22T02:04:52.213755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f064b3081019d323e575a2443718e68508e391158100f2b273a3eb516390445

Aliases

arxiv: 2605.22728 · arxiv_version: 2605.22728v1 · doi: 10.48550/arxiv.2605.22728 · pith_short_12: H4DEWMEBAGOT · pith_short_16: H4DEWMEBAGOTEPSX · pith_short_8: H4DEWMEB

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/H4DEWMEBAGOTEPSXLISEG4MONB \
  | 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: 3f064b3081019d323e575a2443718e68508e391158100f2b273a3eb516390445

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6169f8beafe649bc9e64f6454da0eec635ace41f6342d4d191f4073e986ed6ec",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-21T17:00:56Z",
    "title_canon_sha256": "2d201562abcfc15ae4ab57c107b6f7375ae24bfbf41c9decd9997cf69baf1a2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22728",
    "kind": "arxiv",
    "version": 1
  }
}