Pith Number

pith:PJZDMQ3W

pith:2019:PJZDMQ3WTF63ENMBZUEUFIJT3S

not attested not anchored not stored refs pending

Joint Subspace Recovery and Enhanced Locality Driven Robust Flexible Discriminative Dictionary Learning

Jiahuan Ren, Meng Wang, Richang Hong, Shuicheng Yan, Weiming Jiang, Zhao Zhang, Zheng Zhang

arxiv:1906.04598 v1 · 2019-06-11 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PJZDMQ3WTF63ENMBZUEUFIJT3S}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:43:38.803482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a72364376997db23581cd0942a133dc999465469276b572e6c822076e2818f7

Aliases

arxiv: 1906.04598 · arxiv_version: 1906.04598v1 · doi: 10.48550/arxiv.1906.04598 · pith_short_12: PJZDMQ3WTF63 · pith_short_16: PJZDMQ3WTF63ENMB · pith_short_8: PJZDMQ3W

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/PJZDMQ3WTF63ENMBZUEUFIJT3S \
  | 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: 7a72364376997db23581cd0942a133dc999465469276b572e6c822076e2818f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e48114e6f2f5100327a63ea601997e52436e67ad6270935ed93b41797f72dab",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-11T13:49:06Z",
    "title_canon_sha256": "2b878761296ca82686ea5b7fd97c60fe5f26dc0a040d7ae3b13bba16472b30a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04598",
    "kind": "arxiv",
    "version": 1
  }
}