Pith Number

pith:KGTJY7JN

pith:2013:KGTJY7JN7MZZPJ4RBLR5GPMDQ3

not attested not anchored not stored refs pending

Separable Dictionary Learning

Martin Kleinsteuber, Matthias Seibert, Simon Hawe

arxiv:1303.5244 v1 · 2013-03-21 · cs.CV · cs.LG · 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{KGTJY7JN7MZZPJ4RBLR5GPMDQ3}

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	2026-05-18T03:30:13.452705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51a69c7d2dfb3397a7910ae3d33d8386fd89c115f6e5102cb748aff937c42afd

Aliases

arxiv: 1303.5244 · arxiv_version: 1303.5244v1 · doi: 10.48550/arxiv.1303.5244 · pith_short_12: KGTJY7JN7MZZ · pith_short_16: KGTJY7JN7MZZPJ4R · pith_short_8: KGTJY7JN

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/KGTJY7JN7MZZPJ4RBLR5GPMDQ3 \
  | 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: 51a69c7d2dfb3397a7910ae3d33d8386fd89c115f6e5102cb748aff937c42afd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9763c52e4654b9f6048e057a219a37baba1c79c1c6a5d2c2444949dcb7ad4268",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-03-21T12:40:05Z",
    "title_canon_sha256": "acc099ddca39523358f66633a3ef34f8fa9fbb0e404797d028a210cc80d6d619"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5244",
    "kind": "arxiv",
    "version": 1
  }
}