Pith Number

pith:JIFQW5SF

pith:2026:JIFQW5SFEBNJLANBPODPUPKZG7

not attested not anchored not stored refs pending

Domain-Validity-Gated Metamorphic Testing of Scientific ML Surrogates

Jie Liu, Meng Li, Shiyu Yan, Xiaohua Yang

arxiv:2606.17529 v1 · 2026-06-16 · cs.CE · 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{JIFQW5SFEBNJLANBPODPUPKZG7}

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	2026-06-19T16:10:15.190721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a0b0b7645205a9581a17b86fa3d5937f19d743a93d13945fe2a4d32bec0288b

Aliases

arxiv: 2606.17529 · arxiv_version: 2606.17529v1 · doi: 10.48550/arxiv.2606.17529 · pith_short_12: JIFQW5SFEBNJ · pith_short_16: JIFQW5SFEBNJLANB · pith_short_8: JIFQW5SF

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/JIFQW5SFEBNJLANBPODPUPKZG7 \
  | 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: 4a0b0b7645205a9581a17b86fa3d5937f19d743a93d13945fe2a4d32bec0288b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a44f4dacc5c7c59714e2275fd72eed8a0508cc78ed6af02e5a54ba80e1b6426",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2026-06-16T05:13:05Z",
    "title_canon_sha256": "36f8f36284932dd238f5b35d92ae0d1cff179a7f87435695724921b0d2d9aa56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17529",
    "kind": "arxiv",
    "version": 1
  }
}