Pith Number

pith:O7KQKYOP

pith:2019:O7KQKYOPTD3NXCKQ35HM5V6QI6

not attested not anchored not stored refs pending

DSL: Discriminative Subgraph Learning via Sparse Self-Representation

Lin Zhang, Petko Bogdanov

arxiv:1904.00791 v1 · 2019-03-24 · 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{O7KQKYOPTD3NXCKQ35HM5V6QI6}

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	2026-05-17T23:49:45.462438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77d50561cf98f6db8950df4eced7d047ad6925785469f80c03da52d21ebc1d11

Aliases

arxiv: 1904.00791 · arxiv_version: 1904.00791v1 · doi: 10.48550/arxiv.1904.00791 · pith_short_12: O7KQKYOPTD3N · pith_short_16: O7KQKYOPTD3NXCKQ · pith_short_8: O7KQKYOP

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/O7KQKYOPTD3NXCKQ35HM5V6QI6 \
  | 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: 77d50561cf98f6db8950df4eced7d047ad6925785469f80c03da52d21ebc1d11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035a05798482df603168979571fb43482b9974908358e3843c621537bd6edf5b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-24T16:52:54Z",
    "title_canon_sha256": "ae392043635da0b4576f166ed97e6ecd8efaac0db8ea43879d6f6bc0881b6c60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00791",
    "kind": "arxiv",
    "version": 1
  }
}