Pith Number

pith:QKXAX447

pith:2019:QKXAX447XKRIFCQ7TZVLYJ2JPI

not attested not anchored not stored refs pending

An Algorithm for Graph-Fused Lasso Based on Graph Decomposition

Feng Yu, Teng Zhang, Yi Yang

arxiv:1908.02370 v1 · 2019-08-06 · math.OC · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKXAX447XKRIFCQ7TZVLYJ2JPI}

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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	2026-07-04T23:52:08.047391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82ae0bf39fbaa2828a1f9e6abc27497a266311c04c06ab568adeff7e6a46813f

Aliases

arxiv: 1908.02370 · arxiv_version: 1908.02370v1 · doi: 10.48550/arxiv.1908.02370 · pith_short_12: QKXAX447XKRI · pith_short_16: QKXAX447XKRIFCQ7 · pith_short_8: QKXAX447

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/QKXAX447XKRIFCQ7TZVLYJ2JPI \
  | 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: 82ae0bf39fbaa2828a1f9e6abc27497a266311c04c06ab568adeff7e6a46813f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "446b7c803baa59eef57e2df636582092df5442e5333fafe2b0de21838cf8f503",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-08-06T21:14:42Z",
    "title_canon_sha256": "bb571b3887d37a1de7493ad0b4c8df75f28a7ba84d0689ef99eed0b9a1eadbcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02370",
    "kind": "arxiv",
    "version": 1
  }
}