Pith Number

pith:BT6NFMRA

pith:2018:BT6NFMRAR3HRUTGAMKUAVNCHZD

not attested not anchored not stored refs pending

Feature selection as Monte-Carlo Search in Growing Single Rooted Directed Acyclic Graph by Best Leaf Identification

Atsuyoshi Nakamura, Aurelien Pelissier, Koji Tabata

arxiv:1811.07531 v2 · 2018-11-19 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BT6NFMRAR3HRUTGAMKUAVNCHZD}

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	2026-05-17T23:46:41.361535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cfcd2b2208ecf1a4cc062a80ab447c8c3ccb0ab72431abbd7cc4a71ea029737

Aliases

arxiv: 1811.07531 · arxiv_version: 1811.07531v2 · doi: 10.48550/arxiv.1811.07531 · pith_short_12: BT6NFMRAR3HR · pith_short_16: BT6NFMRAR3HRUTGA · pith_short_8: BT6NFMRA

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/BT6NFMRAR3HRUTGAMKUAVNCHZD \
  | 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: 0cfcd2b2208ecf1a4cc062a80ab447c8c3ccb0ab72431abbd7cc4a71ea029737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94af14f53800997c23e20279435d1694bf1ec4ef49552fda59458c25abd7b5c6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-19T07:29:51Z",
    "title_canon_sha256": "ea103ddf97a652e0fd0c5d7cf216afbdb3913cd31d2f5e04556e5f253890bba0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07531",
    "kind": "arxiv",
    "version": 2
  }
}