Pith Number

pith:LFUMAWH2

pith:2019:LFUMAWH2PFIDAE6XY5SFU7SSBJ

not attested not anchored not stored refs pending

English-Czech Systems in WMT19: Document-Level Transformer

Dominik Mach\'a\v{c}ek, Martin Popel, Michal Auersperger, Ond\v{r}ej Bojar, Pavel Pecina

arxiv:1907.12750 v1 · 2019-07-30 · 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{LFUMAWH2PFIDAE6XY5SFU7SSBJ}

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	2026-07-04T23:50:24.226299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5968c058fa79503013d7c7645a7e520a49c2b67ac36c7a6c555b3cf0d9d2adee

Aliases

arxiv: 1907.12750 · arxiv_version: 1907.12750v1 · doi: 10.48550/arxiv.1907.12750 · pith_short_12: LFUMAWH2PFID · pith_short_16: LFUMAWH2PFIDAE6X · pith_short_8: LFUMAWH2

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/LFUMAWH2PFIDAE6XY5SFU7SSBJ \
  | 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: 5968c058fa79503013d7c7645a7e520a49c2b67ac36c7a6c555b3cf0d9d2adee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9d7cbb70c19f2af7f2a4dc68f70e43234a2db2a250010d6b6639b5129b70e70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-30T06:17:19Z",
    "title_canon_sha256": "0068a1bb58964edd9b4cdf1d7b950e15d830d14006afb94feb1a5afd0e930bf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.12750",
    "kind": "arxiv",
    "version": 1
  }
}