Pith Number

pith:XLXC4YBL

pith:2018:XLXC4YBLKNBWMU5MUDSW4ETUGA

not attested not anchored not stored refs pending

How Much Does Tokenization Affect Neural Machine Translation?

Alexandre Helle, Francisco Casacuberta, Manuel Herranz, Mercedes Garc{\i}a-Mart{\i}nez, Miguel Domingo

arxiv:1812.08621 v4 · 2018-12-20 · 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{XLXC4YBLKNBWMU5MUDSW4ETUGA}

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	2026-05-17T23:43:42.781446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baee2e602b53436653aca0e56e12743036bfd4c47107ecf2ea21ff64fccb4106

Aliases

arxiv: 1812.08621 · arxiv_version: 1812.08621v4 · doi: 10.48550/arxiv.1812.08621 · pith_short_12: XLXC4YBLKNBW · pith_short_16: XLXC4YBLKNBWMU5M · pith_short_8: XLXC4YBL

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/XLXC4YBLKNBWMU5MUDSW4ETUGA \
  | 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: baee2e602b53436653aca0e56e12743036bfd4c47107ecf2ea21ff64fccb4106

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "548bdad91f0514d831fc5fbe5047a2a2535e486060bc4be3927e6d43498abd1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-12-20T15:02:39Z",
    "title_canon_sha256": "810f058431149bafe4adc66d071717984e0a559648cc81e7a2a09960d24644a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08621",
    "kind": "arxiv",
    "version": 4
  }
}