Pith Number

pith:SF72BBB5

pith:2019:SF72BBB5ZKF7VX4XE7OILSZWNR

not attested not anchored not stored refs pending

Multi-label Classification with Optimal Thresholding for Multi-composition Spectroscopic Analysis

Brosnan Yuen, Luyun Gan, Tao Lu

arxiv:1906.10242 v1 · 2019-06-24 · cs.LG · eess.SP · 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{SF72BBB5ZKF7VX4XE7OILSZWNR}

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	2026-05-17T23:42:31.881866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

917fa0843dca8bfadf9727dc85cb366c639e0234110a674d57053350064ab9ae

Aliases

arxiv: 1906.10242 · arxiv_version: 1906.10242v1 · doi: 10.48550/arxiv.1906.10242 · pith_short_12: SF72BBB5ZKF7 · pith_short_16: SF72BBB5ZKF7VX4X · pith_short_8: SF72BBB5

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/SF72BBB5ZKF7VX4XE7OILSZWNR \
  | 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: 917fa0843dca8bfadf9727dc85cb366c639e0234110a674d57053350064ab9ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15b97cb3c310b4e939a4daa4d24aaed6a613f188ca2e3252d942761463dc96c1",
    "cross_cats_sorted": [
      "eess.SP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-06-24T21:36:19Z",
    "title_canon_sha256": "e2a3687be9771dcc72eae99463c9ccea9fd7f1c9bab365b2387b423fa10f328e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10242",
    "kind": "arxiv",
    "version": 1
  }
}