Pith Number

pith:LBFETPEN

pith:2018:LBFETPENUBC5MBE3KGFN5S3NGG

not attested not anchored not stored refs pending

Learning Invariances for Policy Generalization

Harm van Seijen, Philip Bachman, Remi Tachet

arxiv:1809.02591 v2 · 2018-09-07 · 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{LBFETPENUBC5MBE3KGFN5S3NGG}

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	2026-07-05T01:58:53.422347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

584a49bc8da045d6049b518adecb6d31a9306d2189bff2854dc4f1cbbc45ee99

Aliases

arxiv: 1809.02591 · arxiv_version: 1809.02591v2 · doi: 10.48550/arxiv.1809.02591 · pith_short_12: LBFETPENUBC5 · pith_short_16: LBFETPENUBC5MBE3 · pith_short_8: LBFETPEN

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/LBFETPENUBC5MBE3KGFN5S3NGG \
  | 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: 584a49bc8da045d6049b518adecb6d31a9306d2189bff2854dc4f1cbbc45ee99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c11f39fa36ee219e80098ec6dc39f29d78627c16e6a080641c361cf2f56688ec",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-07T17:32:19Z",
    "title_canon_sha256": "f88843c49a1a17ab1e54a7f1add5a033271a3c6215a42ee771cf7e3f54f8e086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02591",
    "kind": "arxiv",
    "version": 2
  }
}