Pith Number

pith:P2YJ5Z5Y

pith:2018:P2YJ5Z5YS335ZJ7C6CENUN6AK3

not attested not anchored not stored refs pending

Learning to Classify from Impure Samples with High-Dimensional Data

Benjamin Nachman, Eric M. Metodiev, Matthew D. Schwartz, Patrick T. Komiske

arxiv:1801.10158 v2 · 2018-01-30 · hep-ph · hep-ex · 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{P2YJ5Z5YS335ZJ7C6CENUN6AK3}

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	2026-05-18T00:10:03.057111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7eb09ee7b896f7dca7e2f088da37c056f821f644d36d0c1935a3ccd6cdec77fe

Aliases

arxiv: 1801.10158 · arxiv_version: 1801.10158v2 · doi: 10.48550/arxiv.1801.10158 · pith_short_12: P2YJ5Z5YS335 · pith_short_16: P2YJ5Z5YS335ZJ7C · pith_short_8: P2YJ5Z5Y

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/P2YJ5Z5YS335ZJ7C6CENUN6AK3 \
  | 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: 7eb09ee7b896f7dca7e2f088da37c056f821f644d36d0c1935a3ccd6cdec77fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c818d72164b95b2c2bb45e6bce282ee44c07fe9ad2174f3404dac30ab65fe21",
    "cross_cats_sorted": [
      "hep-ex",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-01-30T19:00:00Z",
    "title_canon_sha256": "1e19feed8cd699c3ea06dd81a8ab3e5c986cbd0c9e159e28655a61106214e192"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10158",
    "kind": "arxiv",
    "version": 2
  }
}