Pith Number

pith:MRQ3SCDZ

pith:2018:MRQ3SCDZX4OZ6USY2TLS3TIPRE

not attested not anchored not stored refs pending

Sample Efficient Stochastic Gradient Iterative Hard Thresholding Method for Stochastic Sparse Linear Regression with Limited Attribute Observation

Taiji Suzuki, Tomoya Murata

arxiv:1809.01765 v3 · 2018-09-05 · math.OC · 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{MRQ3SCDZX4OZ6USY2TLS3TIPRE}

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	2026-05-17T23:59:27.751924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6461b90879bf1d9f5258d4d72dcd0f891d5107264d0c405504c36a0669ab3707

Aliases

arxiv: 1809.01765 · arxiv_version: 1809.01765v3 · doi: 10.48550/arxiv.1809.01765 · pith_short_12: MRQ3SCDZX4OZ · pith_short_16: MRQ3SCDZX4OZ6USY · pith_short_8: MRQ3SCDZ

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/MRQ3SCDZX4OZ6USY2TLS3TIPRE \
  | 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: 6461b90879bf1d9f5258d4d72dcd0f891d5107264d0c405504c36a0669ab3707

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d5b5dbe86c2e50a03949c2ab2e57b583e11b7fbbea3487388d591b8958d15b5",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-09-05T23:54:33Z",
    "title_canon_sha256": "639ac1e3c48f638232ed449a7bc7dba458f3d08248b7318036c5c9056fe05259"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01765",
    "kind": "arxiv",
    "version": 3
  }
}