Pith Number

pith:VLNK26ER

pith:2019:VLNK26ER7GLC56ZXYGM3IP7GI3

not attested not anchored not stored refs pending

Fast, Provably convergent IRLS Algorithm for p-norm Linear Regression

Deeksha Adil, Richard Peng, Sushant Sachdeva

arxiv:1907.07167 v2 · 2019-07-16 · cs.DS · cs.LG · cs.NA · math.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VLNK26ER7GLC56ZXYGM3IP7GI3}

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	2026-07-05T00:32:38.845284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aadaad7891f9962efb37c199b43fe646f6573c9b7c4b1334c2002dbbf8dde1f7

Aliases

arxiv: 1907.07167 · arxiv_version: 1907.07167v2 · doi: 10.48550/arxiv.1907.07167 · pith_short_12: VLNK26ER7GLC · pith_short_16: VLNK26ER7GLC56ZX · pith_short_8: VLNK26ER

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/VLNK26ER7GLC56ZXYGM3IP7GI3 \
  | 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: aadaad7891f9962efb37c199b43fe646f6573c9b7c4b1334c2002dbbf8dde1f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "537ecac7e61a9293ee32e4dd0e1d33c4ca5c9489c6b94bd60de75a6d054412b3",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-07-16T17:50:45Z",
    "title_canon_sha256": "f7bacc276f41696b59b0099d692768823d9ac181a0b29e699ef662fdcb963837"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07167",
    "kind": "arxiv",
    "version": 2
  }
}