Pith Number

pith:LMPZW2TP

pith:2015:LMPZW2TPONV5V3ORZ4RKYABKLQ

not attested not anchored not stored refs pending

Robust Partially-Compressed Least-Squares

Ban Kawas, Karthikeyan N. Ramamurthy, Marek Petrik, Stephen Becker

arxiv:1510.04905 v1 · 2015-10-16 · stat.ML · cs.LG

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	2026-05-18T01:30:00.336685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b1f9b6a6f736bdaedd1cf22ac002a5c0c5c33f89e773a68f60aa8a66e0a5890

Aliases

arxiv: 1510.04905 · arxiv_version: 1510.04905v1 · doi: 10.48550/arxiv.1510.04905

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/LMPZW2TPONV5V3ORZ4RKYABKLQ \
  | 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: 5b1f9b6a6f736bdaedd1cf22ac002a5c0c5c33f89e773a68f60aa8a66e0a5890

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b58e1062fa0bdc09ba320e9d33c8294a26401ffe3f45e3bd244e54566834768",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-10-16T14:59:04Z",
    "title_canon_sha256": "120a5011a47c5c886740b4f29f813ec5edcfb48636ca7b99c2ba78fc76b99578"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04905",
    "kind": "arxiv",
    "version": 1
  }
}