Pith Number

pith:QI3F6SUD

pith:2018:QI3F6SUDLSSG43A2YXCYPRMJBG

not attested not anchored not stored refs pending

A Fast, Principled Working Set Algorithm for Exploiting Piecewise Linear Structure in Convex Problems

Carlos Guestrin, Tyler B. Johnson

arxiv:1807.08046 v1 · 2018-07-20 · 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{QI3F6SUDLSSG43A2YXCYPRMJBG}

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	2026-05-18T00:10:09.506268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82365f4a835ca46e6c1ac5c587c58909934998ab13e22dc759e1dae6231ed340

Aliases

arxiv: 1807.08046 · arxiv_version: 1807.08046v1 · doi: 10.48550/arxiv.1807.08046 · pith_short_12: QI3F6SUDLSSG · pith_short_16: QI3F6SUDLSSG43A2 · pith_short_8: QI3F6SUD

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/QI3F6SUDLSSG43A2YXCYPRMJBG \
  | 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: 82365f4a835ca46e6c1ac5c587c58909934998ab13e22dc759e1dae6231ed340

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "346bdf8a181e1f44470d87ac9552665ed25e39d44a5e24f41143ab08a45408bf",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-07-20T22:27:41Z",
    "title_canon_sha256": "a4318da4620dd000e946b20a88c6274ec0b5079f6bd7b58c81d38fd389130fda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08046",
    "kind": "arxiv",
    "version": 1
  }
}