Pith Number

pith:5N7OPJUV

pith:2019:5N7OPJUV5XU7DFIDYXLQ657AZS

not attested not anchored not stored refs pending

Parity Partition Coding for Sharp Multi-Label Classification

Christopher G. Blake, Christopher Srinivasa, Giuseppe Castiglione, Marcus Brubaker

arxiv:1908.09651 v1 · 2019-08-23 · cs.LG · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5N7OPJUV5XU7DFIDYXLQ657AZS}

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	2026-07-04T23:59:42.390821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb7ee7a695ede9f19503c5d70f77e0cc83441f7b70e16ca1d285c9de6d3f4652

Aliases

arxiv: 1908.09651 · arxiv_version: 1908.09651v1 · doi: 10.48550/arxiv.1908.09651 · pith_short_12: 5N7OPJUV5XU7 · pith_short_16: 5N7OPJUV5XU7DFID · pith_short_8: 5N7OPJUV

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/5N7OPJUV5XU7DFIDYXLQ657AZS \
  | 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: eb7ee7a695ede9f19503c5d70f77e0cc83441f7b70e16ca1d285c9de6d3f4652

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab64cf07f8055b6a42853277fcfca953a2bad7d46211798b32ed1da2411e84ca",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-08-23T17:23:17Z",
    "title_canon_sha256": "8d0d6e7aad02d3c0dc9ca079733b5a3bbf62afca5f7e97a211a85cab7208ec8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09651",
    "kind": "arxiv",
    "version": 1
  }
}