Pith Number

pith:747QUN3W

pith:2018:747QUN3WAIOBNT4FDBTDJQUTJ3

not attested not anchored not stored refs pending

Multi-task learning to improve natural language understanding

Alex Waibel, Jan Niehues, Stefan Constantin

arxiv:1812.06876 v2 · 2018-12-17 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{747QUN3WAIOBNT4FDBTDJQUTJ3}

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	2026-05-17T23:53:55.524831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3f0a3776021c16cf85186634c2934ee83ce67ef9402d804b0fb9e56a6410e3

Aliases

arxiv: 1812.06876 · arxiv_version: 1812.06876v2 · doi: 10.48550/arxiv.1812.06876 · pith_short_12: 747QUN3WAIOB · pith_short_16: 747QUN3WAIOBNT4F · pith_short_8: 747QUN3W

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/747QUN3WAIOBNT4FDBTDJQUTJ3 \
  | 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: ff3f0a3776021c16cf85186634c2934ee83ce67ef9402d804b0fb9e56a6410e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "201287b249848881b314ee092e16cd0083dc4044c9fb12867d693b62bc8f0742",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-12-17T16:32:05Z",
    "title_canon_sha256": "a20f83a225797f1dac3d2c715af11a43c6134e144552602c3962f0d417f661ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06876",
    "kind": "arxiv",
    "version": 2
  }
}