Pith Number

pith:4RPM6VDA

pith:2025:4RPM6VDAZXOV3RSEPDLTPY3BKK

not attested not anchored not stored refs pending

MetaSTH-Sleep: Towards Effective Few-Shot Sleep Stage Classification for Health Management with Spatial-Temporal Hypergraph Enhanced Meta-Learning

JianNan Liu, Jingyu Li, Jinze Wang, Libing Wu, Tiehua Zhang, Yifan Zhao, Yi Zhang, Yuhuan Li, Zhishu Shen

arxiv:2505.17142 v2 · 2025-05-22 · 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{4RPM6VDAZXOV3RSEPDLTPY3BKK}

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	2026-07-05T12:06:12.895127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e45ecf5460cddd5dc64478d737e361528636690eafaeaffecb01edb9715e8714

Aliases

arxiv: 2505.17142 · arxiv_version: 2505.17142v2 · doi: 10.48550/arxiv.2505.17142 · pith_short_12: 4RPM6VDAZXOV · pith_short_16: 4RPM6VDAZXOV3RSE · pith_short_8: 4RPM6VDA

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/4RPM6VDAZXOV3RSEPDLTPY3BKK \
  | 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: e45ecf5460cddd5dc64478d737e361528636690eafaeaffecb01edb9715e8714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0097d058fb77131976ccbde67622aa8f43fdadf0c92b3cdc01ab4d8716689f01",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-22T07:09:03Z",
    "title_canon_sha256": "8a4b4419891cb283ea2b0cc166f23a9ae560099acadbe63f63794bbb78337387"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17142",
    "kind": "arxiv",
    "version": 2
  }
}