Pith Number

pith:MYCZXL5M

pith:2026:MYCZXL5MNUDGV2DZZWUDIWSJL4

not attested not anchored not stored refs pending

SFT Conflicts, RL Coexists: A Theoretical and Empirical Analysis of Multi-Task Learning for LLMs

Hongbang Yuan, Juanzi Li, Jun Zhao, Kang Liu, Kejian Zhu, Shangqing Tu, Yushi Bai, Zhuoran Jin

arxiv:2608.03573 v1 · 2026-08-04 · cs.CL · 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{MYCZXL5MNUDGV2DZZWUDIWSJL4}

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	2026-08-05T01:36:40.401556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66059bafac6d066ae879cda8345a495f28f9ece09695f85c8888b28817c33761

Aliases

arxiv: 2608.03573 · arxiv_version: 2608.03573v1 · doi: 10.48550/arxiv.2608.03573 · pith_short_12: MYCZXL5MNUDG · pith_short_16: MYCZXL5MNUDGV2DZ · pith_short_8: MYCZXL5M

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/MYCZXL5MNUDGV2DZZWUDIWSJL4 \
  | 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: 66059bafac6d066ae879cda8345a495f28f9ece09695f85c8888b28817c33761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7d4c4a10f7a676c47e2d6d7fd70b8dc30b1f5a6cd1d0ce4edf86c0d80bee797",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-04T12:32:26Z",
    "title_canon_sha256": "077f03e6e38c0561258cdd6dd6bcc040184357f62302f95e397ceb018ab5842b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03573",
    "kind": "arxiv",
    "version": 1
  }
}