Pith Number

pith:ZA4BLYKT

pith:2017:ZA4BLYKTBK7C3THVATOG6PTMMQ

not attested not anchored not stored refs pending

Why Pay More When You Can Pay Less: A Joint Learning Framework for Active Feature Acquisition and Classification

Eunho Yang, Hajin Shim, Sung Ju Hwang

arxiv:1709.05964 v1 · 2017-09-18 · 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{ZA4BLYKTBK7C3THVATOG6PTMMQ}

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	2026-05-18T00:34:58.650971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c83815e1530abe2dccf504dc6f3e6c64274a30734e38d9d37d67ed1cd571225c

Aliases

arxiv: 1709.05964 · arxiv_version: 1709.05964v1 · doi: 10.48550/arxiv.1709.05964 · pith_short_12: ZA4BLYKTBK7C · pith_short_16: ZA4BLYKTBK7C3THV · pith_short_8: ZA4BLYKT

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/ZA4BLYKTBK7C3THVATOG6PTMMQ \
  | 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: c83815e1530abe2dccf504dc6f3e6c64274a30734e38d9d37d67ed1cd571225c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfb3cb3c594b50639be26fd2f5299acc598544d2c709383e2fcfaa4916f2f60c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-09-18T14:17:22Z",
    "title_canon_sha256": "c41d6760a5bc36750974d00d092118a655d127f4a44f5b9b4b2a035b7730c9d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05964",
    "kind": "arxiv",
    "version": 1
  }
}