Pith Number

pith:KZA7XOJQ

pith:2014:KZA7XOJQZCGIGFYZVEL3DGIQ5C

not attested not anchored not stored refs pending

A convex formulation for hyperspectral image superresolution via subspace-based regularization

Jocelyn Chanussot, Jos\'e Bioucas-Dias, Luis B. Almeida, Miguel Sim\~oes

arxiv:1411.4005 v1 · 2014-11-14 · cs.CV · physics.data-an · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZA7XOJQZCGIGFYZVEL3DGIQ5C}

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	2026-05-18T01:41:30.338508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5641fbb930c88c831719a917b19910e895c9a1147300ec476d6b1c1420561543

Aliases

arxiv: 1411.4005 · arxiv_version: 1411.4005v1 · doi: 10.48550/arxiv.1411.4005 · pith_short_12: KZA7XOJQZCGI · pith_short_16: KZA7XOJQZCGIGFYZ · pith_short_8: KZA7XOJQ

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/KZA7XOJQZCGIGFYZVEL3DGIQ5C \
  | 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: 5641fbb930c88c831719a917b19910e895c9a1147300ec476d6b1c1420561543

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "143187e0554b3d85f7a720a85fad5d84398b800ae296ddeb26f5594a4e7f4dee",
    "cross_cats_sorted": [
      "physics.data-an",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-11-14T18:36:31Z",
    "title_canon_sha256": "d9ddf4d0e014440c702975b99ef0597a80a85287279b6644d819db4363f72b6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4005",
    "kind": "arxiv",
    "version": 1
  }
}