Pith Number

pith:OUS2V7WT

pith:2018:OUS2V7WTSEBXE5QB5DD5D5UP5V

not attested not anchored not stored refs pending

RETURNN as a Generic Flexible Neural Toolkit with Application to Translation and Speech Recognition

Albert Zeyer, Hermann Ney, Tamer Alkhouli

arxiv:1805.05225 v2 · 2018-05-14 · cs.NE · cs.AI · 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{OUS2V7WTSEBXE5QB5DD5D5UP5V}

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	2026-07-04T23:51:18.342102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7525aafed39103727601e8c7d1f68fed7cabb0f3108c2ff24784322611ab78ab

Aliases

arxiv: 1805.05225 · arxiv_version: 1805.05225v2 · doi: 10.48550/arxiv.1805.05225 · pith_short_12: OUS2V7WTSEBX · pith_short_16: OUS2V7WTSEBXE5QB · pith_short_8: OUS2V7WT

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/OUS2V7WTSEBXE5QB5DD5D5UP5V \
  | 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: 7525aafed39103727601e8c7d1f68fed7cabb0f3108c2ff24784322611ab78ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f6828ce44c25325c6b03c2ddae05a958c176bdef41406429f96ce8b335e89c0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2018-05-14T15:23:40Z",
    "title_canon_sha256": "581b10b0378e5410103e30d29e2f0dc3343b24886b8d829b2d239c3031e02eea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05225",
    "kind": "arxiv",
    "version": 2
  }
}