Pith Number

pith:WKVUJ477

pith:2019:WKVUJ477AAI6WNPCRN4RF5E6IC

not attested not anchored not stored refs pending

Butterfly: One-step Approach towards Wildly Unsupervised Domain Adaptation

Bo Han, Feng Liu, Gang Niu, Guangquan Zhang, Jie Lu, Masashi Sugiyama

arxiv:1905.07720 v3 · 2019-05-19 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKVUJ477AAI6WNPCRN4RF5E6IC}

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	2026-07-05T02:16:11.029963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2ab44f3ff0011eb35e28b7912f49e4099c5956cdbedb561dfb9f0dba7dcdd5c

Aliases

arxiv: 1905.07720 · arxiv_version: 1905.07720v3 · doi: 10.48550/arxiv.1905.07720 · pith_short_12: WKVUJ477AAI6 · pith_short_16: WKVUJ477AAI6WNPC · pith_short_8: WKVUJ477

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/WKVUJ477AAI6WNPCRN4RF5E6IC \
  | 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: b2ab44f3ff0011eb35e28b7912f49e4099c5956cdbedb561dfb9f0dba7dcdd5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ca620b7c176e4f543c3e86d3e6e33bc5d5a0be387d778cb8aa22467b44b288e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-19T10:25:32Z",
    "title_canon_sha256": "1f0c8259a6cf68a3427ce32952ed59762b3fdc4947ca91d9bd70a4db3e4f90cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07720",
    "kind": "arxiv",
    "version": 3
  }
}