Pith Number

pith:KVACL66K

pith:2022:KVACL66KPA3H37TSJ7FA5H5KH2

not attested not anchored not stored refs pending

SparGE: Sparse Coding-based Patient Similarity Learning via Low-rank Constraints and Graph Embedding

See Kiong Ng, Tongtong Zhang, Xian Wei, Yingjie Liu

arxiv:2202.01427 v1 · 2022-02-03 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVACL66KPA3H37TSJ7FA5H5KH2}

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	2026-07-05T03:53:54.183082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

554025fbca78367dfe724fca0e9faa3eab2157597ada8c1ce8c249ac5ed7f3c0

Aliases

arxiv: 2202.01427 · arxiv_version: 2202.01427v1 · doi: 10.48550/arxiv.2202.01427 · pith_short_12: KVACL66KPA3H · pith_short_16: KVACL66KPA3H37TS · pith_short_8: KVACL66K

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/KVACL66KPA3H37TSJ7FA5H5KH2 \
  | 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: 554025fbca78367dfe724fca0e9faa3eab2157597ada8c1ce8c249ac5ed7f3c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "741a61be4765a54916bc39bee114195d85b6989cdbaa21745459ad817b3e8a26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-03T06:01:07Z",
    "title_canon_sha256": "1853ed10debd38b07c4b65d4d4034bd10e1eae2440696df6b072e655c487c583"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01427",
    "kind": "arxiv",
    "version": 1
  }
}