Pith Number

pith:NNYZYWI3

pith:2018:NNYZYWI32V6ZLZXGVIP4Z2BDT6

not attested not anchored not stored refs pending

Efficient and Scalable Multi-task Regression on Massive Number of Tasks

Ammar Shaker, Francesco Alesiani, Xiao He

arxiv:1811.05695 v1 · 2018-11-14 · 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{NNYZYWI32V6ZLZXGVIP4Z2BDT6}

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	2026-05-18T00:00:42.299595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b719c591bd57d95e6e6aa1fcce8239f84df66509290455a0af94fb0b6a6aa02

Aliases

arxiv: 1811.05695 · arxiv_version: 1811.05695v1 · doi: 10.48550/arxiv.1811.05695 · pith_short_12: NNYZYWI32V6Z · pith_short_16: NNYZYWI32V6ZLZXG · pith_short_8: NNYZYWI3

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/NNYZYWI32V6ZLZXGVIP4Z2BDT6 \
  | 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: 6b719c591bd57d95e6e6aa1fcce8239f84df66509290455a0af94fb0b6a6aa02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1c44cc13ff751a6200ca9fca647001b47bbb24711a3eb6049e416b7355422bd",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-14T09:19:39Z",
    "title_canon_sha256": "0e1c7f00f403ea23ac7d1a4f653082413463a7e355a04b3a76310003f5a837f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05695",
    "kind": "arxiv",
    "version": 1
  }
}