Pith Number

pith:2ZK5GODZ

pith:2025:2ZK5GODZFHWKSTVODC3R5HKWXT

not attested not anchored not stored refs pending

Feature splitting parallel algorithm for Dantzig selectors

Rongmei Liang, Shi Tang, Xiaofei Wu, Yue Chao, Zhiming Zhang

arxiv:2504.02631 v1 · 2025-04-03 · 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{2ZK5GODZFHWKSTVODC3R5HKWXT}

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	2026-07-05T10:44:00.150978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d655d3387929eca94eae18b71e9d56bcd6510e04c9c6fe69e27c6320b39c3c0b

Aliases

arxiv: 2504.02631 · arxiv_version: 2504.02631v1 · doi: 10.48550/arxiv.2504.02631 · pith_short_12: 2ZK5GODZFHWK · pith_short_16: 2ZK5GODZFHWKSTVO · pith_short_8: 2ZK5GODZ

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/2ZK5GODZFHWKSTVODC3R5HKWXT \
  | 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: d655d3387929eca94eae18b71e9d56bcd6510e04c9c6fe69e27c6320b39c3c0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ba7add578b2877455ddb950f59ea1f8ed0892d7f509afc15d8d4c4dc06347de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2025-04-03T14:28:50Z",
    "title_canon_sha256": "ddc7be1ff667a552305471cbb081372ba0e5fbe8350fb86c186adb2c6b878a47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.02631",
    "kind": "arxiv",
    "version": 1
  }
}