Pith Number

pith:DZFHMMWC

pith:2017:DZFHMMWCKNX6YXKD4CQFCMWNA7

not attested not anchored not stored refs pending

Classifier Selection with Permutation Tests

Argimiro Arratia, Ariel Duarte-Lopez, Marta Arias

arxiv:1711.09708 v1 · 2017-11-27 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZFHMMWCKNX6YXKD4CQFCMWNA7}

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	2026-05-18T00:29:34.749754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e4a7632c2536fec5d43e0a05132cd07e762d4a567abb6efe14029e46a5c455d

Aliases

arxiv: 1711.09708 · arxiv_version: 1711.09708v1 · doi: 10.48550/arxiv.1711.09708 · pith_short_12: DZFHMMWCKNX6 · pith_short_16: DZFHMMWCKNX6YXKD · pith_short_8: DZFHMMWC

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/DZFHMMWCKNX6YXKD4CQFCMWNA7 \
  | 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: 1e4a7632c2536fec5d43e0a05132cd07e762d4a567abb6efe14029e46a5c455d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "293e056fce41af5e2b9472b8aae631688beba2b4119116b2c0b33683e0b21a7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-11-27T14:37:59Z",
    "title_canon_sha256": "a15588ec3b7741d9d0aaa6558d1abe86022d0ae1fda184a02ff6d46466d1ee19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09708",
    "kind": "arxiv",
    "version": 1
  }
}