Pith Number

pith:SEB6WWBG

pith:2025:SEB6WWBGQSVOGLF6QWH6AXDQLV

not attested not anchored not stored refs pending

Measuring Fine-Grained Relatedness in Multitask Learning via Data Attribution

Jiaqi W. Ma, Weijing Tang, Yiwen Tu, Ziqi Liu

arxiv:2505.21438 v1 · 2025-05-27 · 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{SEB6WWBGQSVOGLF6QWH6AXDQLV}

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	2026-07-05T11:10:41.887269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9103eb582684aae32cbe858fe05c705d52bd240a6d612a0597bc014d2bb75420

Aliases

arxiv: 2505.21438 · arxiv_version: 2505.21438v1 · doi: 10.48550/arxiv.2505.21438 · pith_short_12: SEB6WWBGQSVO · pith_short_16: SEB6WWBGQSVOGLF6 · pith_short_8: SEB6WWBG

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/SEB6WWBGQSVOGLF6QWH6AXDQLV \
  | 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: 9103eb582684aae32cbe858fe05c705d52bd240a6d612a0597bc014d2bb75420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "965e83557491ad755bf415aa6182d31a8adcfdd59eae0bad38d529f6edf95fe3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-27T17:13:31Z",
    "title_canon_sha256": "b83b1087a9e4b5580baac3974fec9d1d7f9905a1a9b21deda36dbbee9e2047eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21438",
    "kind": "arxiv",
    "version": 1
  }
}