Pith Number

pith:5HAAYRNR

pith:2018:5HAAYRNRPGU35AD6FRRMKI4IID

not attested not anchored not stored refs pending

Modern Regularization Methods for Inverse Problems

Martin Benning, Martin Burger

arxiv:1801.09922 v1 · 2018-01-30 · 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{5HAAYRNRPGU35AD6FRRMKI4IID}

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	2026-05-18T00:24:46.391874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9c00c45b179a9be807e2c62c5238840efdd50b9b125e7362996ad7d9f5ea079

Aliases

arxiv: 1801.09922 · arxiv_version: 1801.09922v1 · doi: 10.48550/arxiv.1801.09922 · pith_short_12: 5HAAYRNRPGU3 · pith_short_16: 5HAAYRNRPGU35AD6 · pith_short_8: 5HAAYRNR

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/5HAAYRNRPGU35AD6FRRMKI4IID \
  | 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: e9c00c45b179a9be807e2c62c5238840efdd50b9b125e7362996ad7d9f5ea079

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21430b5c448a80afa1158c9c63d82cff8d358ceac05eb762ee578a3304fa1a7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-30T10:29:01Z",
    "title_canon_sha256": "0d2ef04da2ab80d6692b59dc9e8f2cd7ed147037e23fa7552b41f0a61773a72e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09922",
    "kind": "arxiv",
    "version": 1
  }
}