Pith Number

pith:QB3PRLBH

pith:2019:QB3PRLBHA6QILMFRWFEMPAHE43

not attested not anchored not stored refs pending

Single Point Transductive Prediction

Lester Mackey, Nilesh Tripuraneni

arxiv:1908.02341 v4 · 2019-08-06 · 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{QB3PRLBHA6QILMFRWFEMPAHE43}

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	2026-07-05T01:13:54.025837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8076f8ac2707a085b0b1b148c780e4e6c5a1ba01fb52c0a476025dd9787721a6

Aliases

arxiv: 1908.02341 · arxiv_version: 1908.02341v4 · doi: 10.48550/arxiv.1908.02341 · pith_short_12: QB3PRLBHA6QI · pith_short_16: QB3PRLBHA6QILMFR · pith_short_8: QB3PRLBH

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/QB3PRLBHA6QILMFRWFEMPAHE43 \
  | 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: 8076f8ac2707a085b0b1b148c780e4e6c5a1ba01fb52c0a476025dd9787721a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c208935ec1ad42940c065baf1d90e263e8eb348ad25514f75f8515bde67f6dc3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-08-06T19:34:30Z",
    "title_canon_sha256": "64103d101c9fdda92576617e5d7760acb711b073360a8183fa2590f42dc2afc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02341",
    "kind": "arxiv",
    "version": 4
  }
}