Pith Number

pith:ITWVLRNU

pith:2018:ITWVLRNUP5NGWSJUPGSYRQGCQV

not attested not anchored not stored refs pending

Knowledge Discovery from Layered Neural Networks based on Non-negative Task Decomposition

Chihiro Watanabe, Kaoru Hiramatsu, Kunio Kashino

arxiv:1805.07137 v2 · 2018-05-18 · stat.ML · cs.LG

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

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	2026-05-18T00:15:36.026990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44ed55c5b47f5a6b493479a588c0c28553c0099b162fbfc169a188236c7ae604

Aliases

arxiv: 1805.07137 · arxiv_version: 1805.07137v2 · doi: 10.48550/arxiv.1805.07137 · pith_short_12: ITWVLRNUP5NG · pith_short_16: ITWVLRNUP5NGWSJU · pith_short_8: ITWVLRNU

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/ITWVLRNUP5NGWSJUPGSYRQGCQV \
  | 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: 44ed55c5b47f5a6b493479a588c0c28553c0099b162fbfc169a188236c7ae604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6ea65481274cdc31de2bfd467c1b56e934e4bb65789204e150fca9b873ac0d4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-05-18T10:55:21Z",
    "title_canon_sha256": "470abf0e15efc831fdc3a022db5fc1a53439616434a6d8917602e85598b87a46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07137",
    "kind": "arxiv",
    "version": 2
  }
}