Pith Number

pith:2GVNN325

pith:2014:2GVNN3257LS2BUFCS2XZ7DKJD7

not attested not anchored not stored refs pending

Compression Approaches for the Regularized Solutions of Linear Systems from Large-Scale Inverse Problems

Dylan Mikesell, Guust Nolet, Sergey Voronin

arxiv:1404.5684 v2 · 2014-04-23 · 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{2GVNN3257LS2BUFCS2XZ7DKJD7}

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	2026-05-18T01:09:29.863116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1aad6ef5dfae5a0d0a296af9f8d491fdd4ae4908803da39ac82464ae28face3

Aliases

arxiv: 1404.5684 · arxiv_version: 1404.5684v2 · doi: 10.48550/arxiv.1404.5684 · pith_short_12: 2GVNN3257LS2 · pith_short_16: 2GVNN3257LS2BUFC · pith_short_8: 2GVNN325

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/2GVNN3257LS2BUFCS2XZ7DKJD7 \
  | 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: d1aad6ef5dfae5a0d0a296af9f8d491fdd4ae4908803da39ac82464ae28face3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b85e98db08aa8635e94c7eaa5492d301bf9f55f51df14bb5e4f8d1ff4e91ac0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-04-23T02:20:33Z",
    "title_canon_sha256": "02ed763481ab60adb85b93bad2199dfccba06eb37494fc79ced90562456fe632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5684",
    "kind": "arxiv",
    "version": 2
  }
}