Pith Number

pith:4LCPTJS2

pith:2026:4LCPTJS22QHHL2FPHTONVLQGGW

not attested not anchored not stored refs pending

Task-Differentiated Atomic Skill Expansion and Routing for Continual Learning Across Highly Heterogeneous Tasks

Jiacheng Wang, Jie Zhou, Liang Dou, Liyang Yu, Qi Ding, Qin Chen, Xinjia He, Yutao Yang

arxiv:2606.21307 v1 · 2026-06-19 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LCPTJS22QHHL2FPHTONVLQGGW}

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	2026-06-23T01:12:36.736389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c4f9a65ad40e75e8af3cdcdaae06358552db600bc13e753641efcb9c20c50b

Aliases

arxiv: 2606.21307 · arxiv_version: 2606.21307v1 · doi: 10.48550/arxiv.2606.21307 · pith_short_12: 4LCPTJS22QHH · pith_short_16: 4LCPTJS22QHHL2FP · pith_short_8: 4LCPTJS2

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/4LCPTJS22QHHL2FPHTONVLQGGW \
  | 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: e2c4f9a65ad40e75e8af3cdcdaae06358552db600bc13e753641efcb9c20c50b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18cd199e8220820285100baeb75f26d8cd8c43dc7f489f5474235eea034a91eb",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-19T10:41:30Z",
    "title_canon_sha256": "c5815fdf1ee49420074efcb8a97f20dee240fbb7004abe1e6fafe9061903be45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21307",
    "kind": "arxiv",
    "version": 1
  }
}