Pith Number

pith:4XZ6KFZF

pith:2023:4XZ6KFZF3AOKRS7FFLFLV5ZKGF

not attested not anchored not stored refs pending

"It's a Match!" -- A Benchmark of Task Affinity Scores for Joint Learning

Alessandro Finamore, Dario Rossi, Massimo Gallo, Pietro Michiardi, Raphael Azorin

arxiv:2301.02873 v1 · 2023-01-07 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XZ6KFZF3AOKRS7FFLFLV5ZKGF}

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.

Cited by

1 paper in Pith

Measuring Fine-Grained Relatedness in Multitask Learning via Data Attribution

Receipt and verification

First computed	2026-07-05T05:31:23.217100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5f3e51725d81ca8cbe52acabaf72a316806543aca17a3bec39f7f914f5fe082

Aliases

arxiv: 2301.02873 · arxiv_version: 2301.02873v1 · doi: 10.48550/arxiv.2301.02873 · pith_short_12: 4XZ6KFZF3AOK · pith_short_16: 4XZ6KFZF3AOKRS7F · pith_short_8: 4XZ6KFZF

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/4XZ6KFZF3AOKRS7FFLFLV5ZKGF \
  | 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: e5f3e51725d81ca8cbe52acabaf72a316806543aca17a3bec39f7f914f5fe082

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77c54905241f6f04fb03a3671d839d0023426d413907d3e7915f8ec586095d1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-01-07T15:16:35Z",
    "title_canon_sha256": "8c7d178f3c96a4cc5a6193aeca1a92d5fce6bd2277880f3b2a814b6a4bd09757"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.02873",
    "kind": "arxiv",
    "version": 1
  }
}