Pith Number

pith:RFA5SZFN

pith:2016:RFA5SZFNMK37KHWIPZ5JV5P3LB

not attested not anchored not stored refs pending

Bias-Reduction in Variational Regularization

Camille Sutour, Eva-Maria Brinkmann, Julian Rasch, Martin Burger

arxiv:1606.05113 v4 · 2016-06-16 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFA5SZFNMK37KHWIPZ5JV5P3LB}

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	2026-05-18T00:41:53.604050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8941d964ad62b7f51ec87e7a9af5fb585e0ebf89f22a344c099b08e08ba1c484

Aliases

arxiv: 1606.05113 · arxiv_version: 1606.05113v4 · doi: 10.48550/arxiv.1606.05113 · pith_short_12: RFA5SZFNMK37 · pith_short_16: RFA5SZFNMK37KHWI · pith_short_8: RFA5SZFN

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/RFA5SZFNMK37KHWIPZ5JV5P3LB \
  | 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: 8941d964ad62b7f51ec87e7a9af5fb585e0ebf89f22a344c099b08e08ba1c484

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51ff372fbcce033ca20560ea8098ca7c9b10de33e02394159cd1b21f6e679570",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-06-16T09:46:19Z",
    "title_canon_sha256": "ea97126443e64b096086c5537a600b2e3d1e029ce76a8a95d49e1fe406540cd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05113",
    "kind": "arxiv",
    "version": 4
  }
}