Pith Number

pith:NV4IDODU

pith:2015:NV4IDODUSYNMUGUB5VEYW2Q7AY

not attested not anchored not stored refs pending

A Fast and Flexible Algorithm for the Graph-Fused Lasso

James G. Scott, Wesley Tansey

arxiv:1505.06475 v3 · 2015-05-24 · stat.ML · 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{NV4IDODUSYNMUGUB5VEYW2Q7AY}

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	2026-05-18T01:59:57.190364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7881b874961aca1a81ed498b6a1f06025bce8ccf15f58055fd8def0c87ef14

Aliases

arxiv: 1505.06475 · arxiv_version: 1505.06475v3 · doi: 10.48550/arxiv.1505.06475 · pith_short_12: NV4IDODUSYNM · pith_short_16: NV4IDODUSYNMUGUB · pith_short_8: NV4IDODU

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/NV4IDODUSYNMUGUB5VEYW2Q7AY \
  | 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: 6d7881b874961aca1a81ed498b6a1f06025bce8ccf15f58055fd8def0c87ef14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48666e4b574375b417f6323e6dab1344fd2953c033b6e6fb249f3012ec1fd11c",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-05-24T20:18:00Z",
    "title_canon_sha256": "2340c4bc5c309d6dba8d89e7c8ee193c8affbfb6fc3c9d5f14f38b320daa0f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06475",
    "kind": "arxiv",
    "version": 3
  }
}