Pith Number

pith:CEDZ6NOJ

pith:2019:CEDZ6NOJX7HIMNOQ2HWQ2H4BFN

not attested not anchored not stored refs pending

Seq2Biseq: Bidirectional Output-wise Recurrent Neural Networks for Sequence Modelling

Lo\"ic Grobol, Marco Dinarelli

arxiv:1904.04733 v3 · 2019-04-09 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CEDZ6NOJX7HIMNOQ2HWQ2H4BFN}

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	2026-05-17T23:48:29.400239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11079f35c9bfce8635d0d1ed0d1f812b54f754c1d096bcba486e9652ebf0ad14

Aliases

arxiv: 1904.04733 · arxiv_version: 1904.04733v3 · doi: 10.48550/arxiv.1904.04733 · pith_short_12: CEDZ6NOJX7HI · pith_short_16: CEDZ6NOJX7HIMNOQ · pith_short_8: CEDZ6NOJ

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/CEDZ6NOJX7HIMNOQ2HWQ2H4BFN \
  | 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: 11079f35c9bfce8635d0d1ed0d1f812b54f754c1d096bcba486e9652ebf0ad14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d99d104065b7785d61c3b5c9263ce880e7fd50380913c3991c35b9eb4f35875",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-09T15:33:59Z",
    "title_canon_sha256": "8298e472b9cec03d6cbfc1c20709b8254700243561ac9579b3d48a1ee773ab78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04733",
    "kind": "arxiv",
    "version": 3
  }
}