Pith Number

pith:DLWVNU35

pith:2016:DLWVNU35SBSSM4NZMW2W2524HV

not attested not anchored not stored refs pending

Stabilized Sparse Online Learning for Sparse Data

Tian Zheng, Yuting Ma

arxiv:1604.06498 v3 · 2016-04-21 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLWVNU35SBSSM4NZMW2W2524HV}

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	2026-05-18T00:44:52.526236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aed56d37d90652671b965b56d775c3d45e5c91c0f6fc55cac186c1a6fbba241

Aliases

arxiv: 1604.06498 · arxiv_version: 1604.06498v3 · doi: 10.48550/arxiv.1604.06498 · pith_short_12: DLWVNU35SBSS · pith_short_16: DLWVNU35SBSSM4NZ · pith_short_8: DLWVNU35

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/DLWVNU35SBSSM4NZMW2W2524HV \
  | 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: 1aed56d37d90652671b965b56d775c3d45e5c91c0f6fc55cac186c1a6fbba241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb0eb1e850f1ed36bd4e5992d4c218de33ee4eeae50d64113d0a17c76132523c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-04-21T21:34:34Z",
    "title_canon_sha256": "9b1272e9813945698c3fd2ab9dbfa2ab1f039d3361a3cf3272d8f31cacd7f189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06498",
    "kind": "arxiv",
    "version": 3
  }
}