Pith Number

pith:5KLZ2NTO

pith:2017:5KLZ2NTOPUW4KLGF7KNYC5YZJF

not attested not anchored not stored refs pending

A converse result for Banach space convergence rates in Tikhonov-type convex regularization of ill-posed linear equations

Jens Flemming

arxiv:1712.01499 v1 · 2017-12-05 · 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{5KLZ2NTOPUW4KLGF7KNYC5YZJF}

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	2026-05-18T00:28:50.565478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea979d366e7d2dc52cc5fa9b8177194962b6ed8509687d115c2a96d1be3dae54

Aliases

arxiv: 1712.01499 · arxiv_version: 1712.01499v1 · doi: 10.48550/arxiv.1712.01499 · pith_short_12: 5KLZ2NTOPUW4 · pith_short_16: 5KLZ2NTOPUW4KLGF · pith_short_8: 5KLZ2NTO

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/5KLZ2NTOPUW4KLGF7KNYC5YZJF \
  | 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: ea979d366e7d2dc52cc5fa9b8177194962b6ed8509687d115c2a96d1be3dae54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7fecad4ede6a0fd64a3c6aa8a7fa6dc1e33e80da553235ab7ddb5cce0b1e902",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-05T06:41:50Z",
    "title_canon_sha256": "aeb0f847814146fa7bd95e3483287a7a57fbc88481af5008c09f5913b830f959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01499",
    "kind": "arxiv",
    "version": 1
  }
}