Pith Number

pith:5TA2TN3N

pith:2025:5TA2TN3NDVRZCBR6WNAMNZVBMO

not attested not anchored not stored refs pending

Optimal Classification Trees for Continuous Feature Data Using Dynamic Programming with Branch-and-Bound

Catalin E. Brita, Emir Demirovi\'c, Jacobus G. M. van der Linden

arxiv:2501.07903 v1 · 2025-01-14 · cs.LG · cs.AI · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5TA2TN3NDVRZCBR6WNAMNZVBMO}

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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.

Cited by

1 paper in Pith

A Spectral Theory of Normalized Corrected GNN Propagation

Receipt and verification

First computed	2026-07-05T10:00:52.375030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecc1a9b76d1d6391063eb340c6e6a16389ce79416ec6d2e34cdd2614449dbfe2

Aliases

arxiv: 2501.07903 · arxiv_version: 2501.07903v1 · doi: 10.48550/arxiv.2501.07903 · pith_short_12: 5TA2TN3NDVRZ · pith_short_16: 5TA2TN3NDVRZCBR6 · pith_short_8: 5TA2TN3N

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/5TA2TN3NDVRZCBR6WNAMNZVBMO \
  | 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: ecc1a9b76d1d6391063eb340c6e6a16389ce79416ec6d2e34cdd2614449dbfe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "697267525133da35d7dcd2519608e7eb07312a8cecfeec988289dc4c98fdca71",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-14T07:46:33Z",
    "title_canon_sha256": "f86bed2fc53f3793184395a41267fe587d9d0cc48549bbdf4cc5a2ee67ef238b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07903",
    "kind": "arxiv",
    "version": 1
  }
}