Pith Number

pith:25NKHBGV

pith:2018:25NKHBGVPCBOICZ6ELB34E3HZ7

not attested not anchored not stored refs pending

Investigating Backtranslation in Neural Machine Translation

Alberto Poncelas, Andy Way, Dimitar Shterionov, Gideon Maillette de Buy Wenniger, Peyman Passban

arxiv:1804.06189 v1 · 2018-04-17 · 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{25NKHBGVPCBOICZ6ELB34E3HZ7}

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	2026-05-18T00:18:21.425532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d75aa384d57882e40b3e22c3be1367cfe166f9fc4ea6555a7e4d93068532f14d

Aliases

arxiv: 1804.06189 · arxiv_version: 1804.06189v1 · doi: 10.48550/arxiv.1804.06189 · pith_short_12: 25NKHBGVPCBO · pith_short_16: 25NKHBGVPCBOICZ6 · pith_short_8: 25NKHBGV

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/25NKHBGVPCBOICZ6ELB34E3HZ7 \
  | 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: d75aa384d57882e40b3e22c3be1367cfe166f9fc4ea6555a7e4d93068532f14d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e532a7a58a0c8dc4347309c9b3be20b6faf2a2d4030ec350d3adc6c980ebdcfa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-17T12:16:25Z",
    "title_canon_sha256": "4d2c1b3d35616fd0c157df0b1556053c135d8ae70ddf2adadff5b504a74b32f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06189",
    "kind": "arxiv",
    "version": 1
  }
}