Pith Number

pith:VGGUH2XK

pith:2018:VGGUH2XKGJB3GTQBYYP5M7C3M5

not attested not anchored not stored refs pending

Constrained Classification and Ranking via Quantiles

Alan Mackey, Elad Eban, Xiyang Luo

arxiv:1803.00067 v1 · 2018-02-28 · 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{VGGUH2XKGJB3GTQBYYP5M7C3M5}

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	2026-05-18T00:22:13.450297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a98d43eaea3243b34e01c61fd67c5b674370d1a63eb0a7803038a442690b7307

Aliases

arxiv: 1803.00067 · arxiv_version: 1803.00067v1 · doi: 10.48550/arxiv.1803.00067 · pith_short_12: VGGUH2XKGJB3 · pith_short_16: VGGUH2XKGJB3GTQB · pith_short_8: VGGUH2XK

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/VGGUH2XKGJB3GTQBYYP5M7C3M5 \
  | 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: a98d43eaea3243b34e01c61fd67c5b674370d1a63eb0a7803038a442690b7307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "613b490d5b886f6282213400c08135e58c1912f2df93eead4a5fe4cc34bda8de",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-28T20:23:10Z",
    "title_canon_sha256": "b8484a405edf3453123ecd05e5f7b1e369f3bf5d80da1953250b9fc236d7b492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00067",
    "kind": "arxiv",
    "version": 1
  }
}