Pith Number

pith:3CY7D5LL

pith:2021:3CY7D5LL6RJ5D4MOKTM3QX33H2

not attested not anchored not stored refs pending

XeroAlign: Zero-Shot Cross-lingual Transformer Alignment

Ignacio Iacobacci, Milan Gritta

arxiv:2105.02472 v2 · 2021-05-06 · 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{3CY7D5LL6RJ5D4MOKTM3QX33H2}

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	2026-07-05T03:25:14.148935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8b1f1f56bf453d1f18e54d9b85f7b3ea62c685ed6e7fd9d54ac277fc2a47be7

Aliases

arxiv: 2105.02472 · arxiv_version: 2105.02472v2 · doi: 10.48550/arxiv.2105.02472 · pith_short_12: 3CY7D5LL6RJ5 · pith_short_16: 3CY7D5LL6RJ5D4MO · pith_short_8: 3CY7D5LL

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/3CY7D5LL6RJ5D4MOKTM3QX33H2 \
  | 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: d8b1f1f56bf453d1f18e54d9b85f7b3ea62c685ed6e7fd9d54ac277fc2a47be7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4d932c8bb43e6100ded17bc37d1e0e8b000cd24dfb49c961aaac932dba99c28",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-05-06T07:10:00Z",
    "title_canon_sha256": "78f381f9b7e3578bf1756e9208a2c9e3fb39234d89ce3dfcddb329aec868b4dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02472",
    "kind": "arxiv",
    "version": 2
  }
}