Pith Number

pith:ICGQD73R

pith:2014:ICGQD73RDHWYA4ALHJOCNSBDF3

not attested not anchored not stored refs pending

Enhanced choice of the parameters in an iteratively regularized Newton-Landweber iteration in Banach space

Barbara Kaltenbacher, Ivan Tomba

arxiv:1408.5026 v1 · 2014-08-21 · 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{ICGQD73RDHWYA4ALHJOCNSBDF3}

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	2026-05-18T02:44:40.870878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

408d01ff7119ed80700b3a5c26c8232ece2c3fbd0836f566f6168fbf9b37d875

Aliases

arxiv: 1408.5026 · arxiv_version: 1408.5026v1 · doi: 10.48550/arxiv.1408.5026 · pith_short_12: ICGQD73RDHWY · pith_short_16: ICGQD73RDHWYA4AL · pith_short_8: ICGQD73R

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/ICGQD73RDHWYA4ALHJOCNSBDF3 \
  | 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: 408d01ff7119ed80700b3a5c26c8232ece2c3fbd0836f566f6168fbf9b37d875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55b9c767ecf8303b694125817ac48f1aaece6868de00bd114ea5dbdd0cf34174",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-08-21T14:57:33Z",
    "title_canon_sha256": "da265d36bf2fa89a9ecfcd4b6e215ec6405eeb87e7b616a6ab52886bde263c69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5026",
    "kind": "arxiv",
    "version": 1
  }
}