Pith Number

pith:YYNLSNMW

pith:2022:YYNLSNMWPMIVHJ5CCCNSV2HP3D

not attested not anchored not stored refs pending

Deep Dictionary Learning with An Intra-class Constraint

Baosheng Yu, Jiali Yu, Jianping Gou, Xia Yuan, Zhang Yi

arxiv:2207.06841 v1 · 2022-07-14 · cs.LG · 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{YYNLSNMWPMIVHJ5CCCNSV2HP3D}

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	2026-07-05T04:40:17.849767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c61ab935967b1153a7a2109b2ae8efd8d4d2c7d341d8431300816305d887f164

Aliases

arxiv: 2207.06841 · arxiv_version: 2207.06841v1 · doi: 10.48550/arxiv.2207.06841 · pith_short_12: YYNLSNMWPMIV · pith_short_16: YYNLSNMWPMIVHJ5C · pith_short_8: YYNLSNMW

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/YYNLSNMWPMIVHJ5CCCNSV2HP3D \
  | 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: c61ab935967b1153a7a2109b2ae8efd8d4d2c7d341d8431300816305d887f164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68441d8b7877a95d176685a0d2c383bf8a2b1745eedb46efb38b0c6c51617dfb",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-07-14T11:54:58Z",
    "title_canon_sha256": "6f56681269b3095956e1395eff8f31a83f14051a4bda892a755af214b05cb2b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.06841",
    "kind": "arxiv",
    "version": 1
  }
}