Pith Number

pith:7N4OIQAU

pith:2015:7N4OIQAUZ6RRWGW4BJRXLJ6DRU

not attested not anchored not stored refs pending

Unitary-Group Invariant Kernels and Features from Transformed Unlabeled Data

Dipan K. Pal, Marios Savvides

arxiv:1511.05943 v1 · 2015-11-18 · 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{7N4OIQAUZ6RRWGW4BJRXLJ6DRU}

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	2026-05-18T00:50:07.014194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb78e44014cfa31b1adc0a6375a7c38d3fec3cd2f4152ec2090d1d177370886a

Aliases

arxiv: 1511.05943 · arxiv_version: 1511.05943v1 · doi: 10.48550/arxiv.1511.05943 · pith_short_12: 7N4OIQAUZ6RR · pith_short_16: 7N4OIQAUZ6RRWGW4 · pith_short_8: 7N4OIQAU

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/7N4OIQAUZ6RRWGW4BJRXLJ6DRU \
  | 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: fb78e44014cfa31b1adc0a6375a7c38d3fec3cd2f4152ec2090d1d177370886a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01cb01422edb4f0eaa2e5dd68b2cd70cbaab36b8cbc4b334fd1ead7a7c84ad04",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-11-18T20:48:18Z",
    "title_canon_sha256": "cc36284b6fc9e5153a8510672c28dac6e16fdf799784a56b3e765a4093b7d829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05943",
    "kind": "arxiv",
    "version": 1
  }
}