Pith Number

pith:YMMVPZPH

pith:2021:YMMVPZPHXCH4LFM4J7ZJ6X2ZK3

not attested not anchored not stored refs pending

On Systematic Style Differences between Unsupervised and Supervised MT and an Application for High-Resource Machine Translation

David Grangier, Kelly Marchisio, Markus Freitag

arxiv:2106.15818 v2 · 2021-06-30 · 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{YMMVPZPHXCH4LFM4J7ZJ6X2ZK3}

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	2026-07-05T04:14:37.847701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c31957e5e7b88fc5959c4ff29f5f5956cd669de2ec8dec0044c5b53a386a3e6c

Aliases

arxiv: 2106.15818 · arxiv_version: 2106.15818v2 · doi: 10.48550/arxiv.2106.15818 · pith_short_12: YMMVPZPHXCH4 · pith_short_16: YMMVPZPHXCH4LFM4 · pith_short_8: YMMVPZPH

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/YMMVPZPHXCH4LFM4J7ZJ6X2ZK3 \
  | 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: c31957e5e7b88fc5959c4ff29f5f5956cd669de2ec8dec0044c5b53a386a3e6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c86574a8f3af778277ee57336ebd9089caf6a90f5fe03b316ea8aad252fd94f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-06-30T05:44:05Z",
    "title_canon_sha256": "d97ed23da477eabc86cb45524a58a27b766b83a23db9386f0d3d5d02f97481c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15818",
    "kind": "arxiv",
    "version": 2
  }
}