Pith Number

pith:Q6FL2IND

pith:2019:Q6FL2INDOWXJNJV2SY4UC63HEM

not attested not anchored not stored refs pending

Measuring Compositionality in Representation Learning

Jacob Andreas

arxiv:1902.07181 v2 · 2019-02-19 · cs.LG · cs.CL · 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{Q6FL2INDOWXJNJV2SY4UC63HEM}

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	2026-05-17T23:49:14.605286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

878abd21a375ae96a6ba9639417b67231cf5632b29acc7a6d2ebda16d18b3afd

Aliases

arxiv: 1902.07181 · arxiv_version: 1902.07181v2 · doi: 10.48550/arxiv.1902.07181 · pith_short_12: Q6FL2INDOWXJ · pith_short_16: Q6FL2INDOWXJNJV2 · pith_short_8: Q6FL2IND

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/Q6FL2INDOWXJNJV2SY4UC63HEM \
  | 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: 878abd21a375ae96a6ba9639417b67231cf5632b29acc7a6d2ebda16d18b3afd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f97b91314277a9d5bb9cdcb55e32d7d1690442a5022cf8a9f0dab04414a77df",
    "cross_cats_sorted": [
      "cs.CL",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-19T18:27:12Z",
    "title_canon_sha256": "e2990747beb7f1b07afc76f1ab9a87f6cacdbdac87831993bc88782f18defb7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07181",
    "kind": "arxiv",
    "version": 2
  }
}