Pith Number

pith:ZP4XSH6F

pith:2015:ZP4XSH6FFR6NXM54NKNGYXFSA3

not attested not anchored not stored refs pending

Unsupervised Cross-Domain Word Representation Learning

Danushka Bollegala, Ken-ichi Kawarabayashi, Takanori Maehara

arxiv:1505.07184 v1 · 2015-05-27 · 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{ZP4XSH6FFR6NXM54NKNGYXFSA3}

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	2026-05-18T02:02:07.221524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbf9791fc52c7cdbb3bc6a9a6c5cb206da7dfa60a0e065c0fd1e9c2bd3f8e3ac

Aliases

arxiv: 1505.07184 · arxiv_version: 1505.07184v1 · doi: 10.48550/arxiv.1505.07184 · pith_short_12: ZP4XSH6FFR6N · pith_short_16: ZP4XSH6FFR6NXM54 · pith_short_8: ZP4XSH6F

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/ZP4XSH6FFR6NXM54NKNGYXFSA3 \
  | 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: cbf9791fc52c7cdbb3bc6a9a6c5cb206da7dfa60a0e065c0fd1e9c2bd3f8e3ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb83d857f104b1f585b7b85d24ae9db5823724e888f9297d309ef16d5dbc18c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-05-27T04:02:56Z",
    "title_canon_sha256": "074b746f21eca8a0e364c71771523de409d6ccdb3b25140638d141a2a35300dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07184",
    "kind": "arxiv",
    "version": 1
  }
}