Pith Number

pith:O3VO2LUM

pith:2016:O3VO2LUMFJPSR4JYBXQAUNQTIT

not attested not anchored not stored refs pending

Large Noise in Variational Regularization

Hanne Kekkonen, Martin Burger, Tapio Helin

arxiv:1602.00520 v4 · 2016-02-01 · math.NA · math.OC · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3VO2LUMFJPSR4JYBXQAUNQTIT}

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	2026-05-18T00:24:04.683414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76eaed2e8c2a5f28f1380de00a361344e028adbb60a67b8c6632e44f59a51fe7

Aliases

arxiv: 1602.00520 · arxiv_version: 1602.00520v4 · doi: 10.48550/arxiv.1602.00520 · pith_short_12: O3VO2LUMFJPS · pith_short_16: O3VO2LUMFJPSR4JY · pith_short_8: O3VO2LUM

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/O3VO2LUMFJPSR4JYBXQAUNQTIT \
  | 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: 76eaed2e8c2a5f28f1380de00a361344e028adbb60a67b8c6632e44f59a51fe7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "099087916eb6e6dd9820caa45c0e9ed015cb29e6036f36c157d1344560897b7a",
    "cross_cats_sorted": [
      "math.OC",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-02-01T13:44:01Z",
    "title_canon_sha256": "75df6f7110e41ffbf0a8e6514d8278dc6f25749cd20b5f07dd29eb17a9ca6a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00520",
    "kind": "arxiv",
    "version": 4
  }
}