Pith Number

pith:IROFQEIN

pith:2019:IROFQEINURFJ6DMFB3UHYXIDDC

not attested not anchored not stored refs pending

Funnelling: A New Ensemble Method for Heterogeneous Transfer Learning and its Application to Cross-Lingual Text Classification

Alejandro Moreo, Andrea Esuli, Fabrizio Sebastiani

arxiv:1901.11459 v2 · 2019-01-31 · cs.LG · cs.AI · cs.IR · 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{IROFQEINURFJ6DMFB3UHYXIDDC}

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	2026-07-05T03:15:49.669061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

445c58110da44a9f0d850ee87c5d0318a94a984e323e7046016c1252305628c5

Aliases

arxiv: 1901.11459 · arxiv_version: 1901.11459v2 · doi: 10.48550/arxiv.1901.11459 · pith_short_12: IROFQEINURFJ · pith_short_16: IROFQEINURFJ6DMF · pith_short_8: IROFQEIN

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/IROFQEINURFJ6DMFB3UHYXIDDC \
  | 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: 445c58110da44a9f0d850ee87c5d0318a94a984e323e7046016c1252305628c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ced3abba0e616163420fd0a4a57312bc0feb3ed2c38f7472a013b791d849769",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-31T16:32:08Z",
    "title_canon_sha256": "39d1ac313f16664b0449289d567b50a440852fe1cae38a8078f2b48130ec86bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11459",
    "kind": "arxiv",
    "version": 2
  }
}