Pith Number

pith:GXNKM2QL

pith:2019:GXNKM2QLMVPKYJF7RWMBZP2JXK

not attested not anchored not stored refs pending

Multiple Riemannian Manifold-valued Descriptors based Image Set Classification with Multi-Kernel Metric Learning

Josef Kittler, Rui Wang, Xiaojun Wu

arxiv:1908.01950 v1 · 2019-08-06 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GXNKM2QLMVPKYJF7RWMBZP2JXK}

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	2026-07-04T23:51:49.604803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35daa66a0b655eac24bf8d981cbf49ba84a53190736808c16fcbc4df44e73f1d

Aliases

arxiv: 1908.01950 · arxiv_version: 1908.01950v1 · doi: 10.48550/arxiv.1908.01950 · pith_short_12: GXNKM2QLMVPK · pith_short_16: GXNKM2QLMVPKYJF7 · pith_short_8: GXNKM2QL

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/GXNKM2QLMVPKYJF7RWMBZP2JXK \
  | 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: 35daa66a0b655eac24bf8d981cbf49ba84a53190736808c16fcbc4df44e73f1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccc89c8f5a0afcba6c9784952ef1fd0d634ece54a4c6fbd0b39565a0f0d894aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-06T04:21:31Z",
    "title_canon_sha256": "40c34620b65c4c3cd9f4cefdf182793d59f2e4f56a6fd6fd392dbaa5b3018d5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01950",
    "kind": "arxiv",
    "version": 1
  }
}