Pith Number

pith:O7ED7BWQ

pith:2018:O7ED7BWQBEXXDCBPWOR6YIDTSV

not attested not anchored not stored refs pending

Compressive Classification (Machine Learning without learning)

Laurent Jacques, Vincent Schellekens

arxiv:1812.01410 v1 · 2018-12-04 · cs.LG · cs.CV · stat.ML

Open paper page JSON 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

Receipt and verification

First computed	2026-05-17T23:59:12.554683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77c83f86d0092f71882fb3a3ec207395780d7f1209917b926089bd1637da9f15

Aliases

arxiv: 1812.01410 · arxiv_version: 1812.01410v1 · doi: 10.48550/arxiv.1812.01410

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/O7ED7BWQBEXXDCBPWOR6YIDTSV \
  | 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: 77c83f86d0092f71882fb3a3ec207395780d7f1209917b926089bd1637da9f15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03ca9362cbb17dbdbcb5a6ae1e1c38e10924c5b9920ce9f6d202192a087d06a5",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-12-04T13:50:11Z",
    "title_canon_sha256": "2230ef9440e18980bb678a3f919ce8d2d960071161408f1dd2bebb434590fc9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01410",
    "kind": "arxiv",
    "version": 1
  }
}