Pith Number

pith:5A3QOCXU

pith:2016:5A3QOCXUS73NFPWMF2CZTZT63Y

not attested not anchored not stored refs pending

Sharper Bounds for Regularized Data Fitting

David P. Woodruff, Haim Avron, Kenneth L. Clarkson

arxiv:1611.03225 v2 · 2016-11-10 · cs.DS · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5A3QOCXUS73NFPWMF2CZTZT63Y}

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	2026-05-18T00:41:44.463349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e837070af497f6d2becc2e8599e67ede05b9c0ab650f29d9bb36073fcf9d1df0

Aliases

arxiv: 1611.03225 · arxiv_version: 1611.03225v2 · doi: 10.48550/arxiv.1611.03225 · pith_short_12: 5A3QOCXUS73N · pith_short_16: 5A3QOCXUS73NFPWM · pith_short_8: 5A3QOCXU

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/5A3QOCXUS73NFPWMF2CZTZT63Y \
  | 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: e837070af497f6d2becc2e8599e67ede05b9c0ab650f29d9bb36073fcf9d1df0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3931b2c3c86db756a1b6002cb7c66c4364ebbcda5864f24dd46299045e7c237",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-11-10T09:05:43Z",
    "title_canon_sha256": "e4d7308c4a14231581b3271be00498f97551edda240960779a1731d7c9700bd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03225",
    "kind": "arxiv",
    "version": 2
  }
}