Pith Number

pith:DDHG4QDG

pith:2022:DDHG4QDGCBCI5SQHJCXR2M67F4

not attested not anchored not stored refs pending

MetaBalance: Improving Multi-Task Recommendations via Adapting Gradient Magnitudes of Auxiliary Tasks

Cheng cheng, Geng Ji, James Caverlee, Xue Feng, Yun He, Yunsong Guo

arxiv:2203.06801 v1 · 2022-03-14 · cs.LG · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDHG4QDGCBCI5SQHJCXR2M67F4}

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	2026-07-05T04:04:55.718457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18ce6e406610448eca0748af1d33df2f1afae02ac0d223b43e3bf45eea794c4c

Aliases

arxiv: 2203.06801 · arxiv_version: 2203.06801v1 · doi: 10.48550/arxiv.2203.06801 · pith_short_12: DDHG4QDGCBCI · pith_short_16: DDHG4QDGCBCI5SQH · pith_short_8: DDHG4QDG

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/DDHG4QDGCBCI5SQHJCXR2M67F4 \
  | 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: 18ce6e406610448eca0748af1d33df2f1afae02ac0d223b43e3bf45eea794c4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e0672af026983cf2f976810e5d1b01d3e69ef9118e6941af6e6a0a41f57d9e2",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-14T01:08:31Z",
    "title_canon_sha256": "b705566c2dc6b3def0e8e3a387e5750e962eb9f67c3f19f649b17ddc774c1fcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.06801",
    "kind": "arxiv",
    "version": 1
  }
}