Pith Number

pith:JAGAADQY

pith:2020:JAGAADQYYFB42SN6CFPEA23DHG

not attested not anchored not stored refs pending

Unsupervised Quality Estimation for Neural Machine Translation

Francisco Guzm\'an, Fr\'ed\'eric Blain, Lisa Yankovskaya, Lucia Specia, Marina Fomicheva, Mark Fishel, Nikolaos Aletras, Shuo Sun, Vishrav Chaudhary

arxiv:2005.10608 v2 · 2020-05-21 · 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{JAGAADQYYFB42SN6CFPEA23DHG}

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	2026-07-05T01:20:18.389250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

480c000e18c143cd49be115e406b633984a8c1919693b624936adafa006aa24d

Aliases

arxiv: 2005.10608 · arxiv_version: 2005.10608v2 · doi: 10.48550/arxiv.2005.10608 · pith_short_12: JAGAADQYYFB4 · pith_short_16: JAGAADQYYFB42SN6 · pith_short_8: JAGAADQY

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/JAGAADQYYFB42SN6CFPEA23DHG \
  | 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: 480c000e18c143cd49be115e406b633984a8c1919693b624936adafa006aa24d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a23570dee1c17d85fc937d9c6693fccbb94e1811a22038f9e9dd898c63d34684",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-05-21T12:38:06Z",
    "title_canon_sha256": "e6d006eb1621a17271a2f8d3780d8b4e9ce61316e922cccdef61e8ba487c98b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.10608",
    "kind": "arxiv",
    "version": 2
  }
}