Pith Number

pith:33QZ6YBW

pith:2015:33QZ6YBWVHXKEOG5QOUSZI56IV

not attested not anchored not stored refs pending

The Human Kernel

Andrew Gordon Wilson, Christoph Dann, Christopher G. Lucas, Eric P. Xing

arxiv:1510.07389 v3 · 2015-10-26 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33QZ6YBWVHXKEOG5QOUSZI56IV}

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	2026-05-18T01:25:24.204163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dee19f6036a9eea238dd83a92ca3be456895d0e2fbf06fdd7a3ce943db20667b

Aliases

arxiv: 1510.07389 · arxiv_version: 1510.07389v3 · doi: 10.48550/arxiv.1510.07389 · pith_short_12: 33QZ6YBWVHXK · pith_short_16: 33QZ6YBWVHXKEOG5 · pith_short_8: 33QZ6YBW

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/33QZ6YBWVHXKEOG5QOUSZI56IV \
  | 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: dee19f6036a9eea238dd83a92ca3be456895d0e2fbf06fdd7a3ce943db20667b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7718b9061102c4246bc30e9ef9faa6ab3263b185aa2277cd6f56fa60b861bc95",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-10-26T07:39:47Z",
    "title_canon_sha256": "18a4283aa2c550e319f3598318a87a116d97dfc12683a30f677fa43f6849e4af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07389",
    "kind": "arxiv",
    "version": 3
  }
}