Pith Number

pith:XKAQJG5P

pith:2017:XKAQJG5PHYT7UMDJOHFELIX7DI

not attested not anchored not stored refs pending

Elastic-net regularization for nonlinear electrical impedance tomography with a splitting approach

Bo Han, Jing Wang, Wei Wang

arxiv:1712.08679 v2 · 2017-12-22 · 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{XKAQJG5PHYT7UMDJOHFELIX7DI}

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	2026-05-18T00:21:34.379203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba81049baf3e27fa306971ca45a2ff1a3b5014d87c1b4b7ab48d7fccf40ec353

Aliases

arxiv: 1712.08679 · arxiv_version: 1712.08679v2 · doi: 10.48550/arxiv.1712.08679 · pith_short_12: XKAQJG5PHYT7 · pith_short_16: XKAQJG5PHYT7UMDJ · pith_short_8: XKAQJG5P

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/XKAQJG5PHYT7UMDJOHFELIX7DI \
  | 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: ba81049baf3e27fa306971ca45a2ff1a3b5014d87c1b4b7ab48d7fccf40ec353

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "751e2e9f81f48dfd5a33d1d4a834c8f200c4b056dd98b316530a87cf966ae66f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-22T22:50:25Z",
    "title_canon_sha256": "5151bb6d3379464d8c3da353937db7fbd3aec864dc89146ed53149cafebd1ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08679",
    "kind": "arxiv",
    "version": 2
  }
}