Pith Number

pith:CQJMV3N7

pith:2025:CQJMV3N7VLBP7COMOX4YL7PCIS

not attested not anchored not stored refs pending

Q-PART: Quasi-Periodic Adaptive Regression with Test-time Training for Pediatric Left Ventricular Ejection Fraction Regression

Haoliang Li, Hui Liu, Jie Liu, Lichao Mou, Shiqi Wang, Tiexin Qin, Xiao Xiang Zhu, Yilei Shi

arxiv:2503.04131 v1 · 2025-03-06 · cs.CV · 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{CQJMV3N7VLBP7COMOX4YL7PCIS}

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	2026-07-05T10:25:29.493575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1412caedbfaac2ff89cc75f985fde2449938207cdec3048ad7a2fd73d6ea1f79

Aliases

arxiv: 2503.04131 · arxiv_version: 2503.04131v1 · doi: 10.48550/arxiv.2503.04131 · pith_short_12: CQJMV3N7VLBP · pith_short_16: CQJMV3N7VLBP7COM · pith_short_8: CQJMV3N7

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/CQJMV3N7VLBP7COMOX4YL7PCIS \
  | 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: 1412caedbfaac2ff89cc75f985fde2449938207cdec3048ad7a2fd73d6ea1f79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ff681cee4309f2eb35accb203502547e4c3b2e15bf5d8c531fbed7589e10f6a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-06T06:24:51Z",
    "title_canon_sha256": "d672b68085bad822bd3d4292fd0149c009539284d376af838a44ca3a0025ea33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.04131",
    "kind": "arxiv",
    "version": 1
  }
}