Pith Number

pith:TMOQE6XV

pith:2019:TMOQE6XVRFZGPYSPYAUI6TSMFL

not attested not anchored not stored refs pending

On Better Exploring and Exploiting Task Relationships in Multi-Task Learning: Joint Model and Feature Learning

Dacheng Tao, Tongliang Liu, Xinmei Tian, Ya Li

arxiv:1904.01747 v1 · 2019-04-03 · cs.LG · cs.AI · 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{TMOQE6XVRFZGPYSPYAUI6TSMFL}

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	2026-05-17T23:49:29.814894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b1d027af5897267e24fc0288f4e4c2ad8f3d0c076e3ae564e2dd4aceb16246c

Aliases

arxiv: 1904.01747 · arxiv_version: 1904.01747v1 · doi: 10.48550/arxiv.1904.01747 · pith_short_12: TMOQE6XVRFZG · pith_short_16: TMOQE6XVRFZGPYSP · pith_short_8: TMOQE6XV

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/TMOQE6XVRFZGPYSPYAUI6TSMFL \
  | 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: 9b1d027af5897267e24fc0288f4e4c2ad8f3d0c076e3ae564e2dd4aceb16246c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b252cc464f1710244a92955800ec5405e1d247e5b9f116e505fb7a5847d88be7",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-03T03:14:20Z",
    "title_canon_sha256": "0b7e20ca922f0cef92ada1bcfaad3e8f3e585a89fd824c2ccf7736d65f10afe7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01747",
    "kind": "arxiv",
    "version": 1
  }
}