Pith Number

pith:H25AZDCA

pith:2024:H25AZDCARZIWLB4TCSJNXQDNOF

not attested not anchored not stored refs pending

Generalizing across Temporal Domains with Koopman Operators

Boyu Wang, Changjian Shui, Charles X. Ling, Christian Gagne, Fan Zhou, Gezheng Xu, Qiuhao Zeng, Ruizhi Pu, Shichun Yang, Wei Wang

arxiv:2402.07834 v2 · 2024-02-12 · 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{H25AZDCARZIWLB4TCSJNXQDNOF}

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	2026-07-05T07:45:33.587365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eba0c8c408e516587931492dbc06d717529534ec33367e20d65e930a2d9f62f

Aliases

arxiv: 2402.07834 · arxiv_version: 2402.07834v2 · doi: 10.48550/arxiv.2402.07834 · pith_short_12: H25AZDCARZIW · pith_short_16: H25AZDCARZIWLB4T · pith_short_8: H25AZDCA

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/H25AZDCARZIWLB4TCSJNXQDNOF \
  | 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: 3eba0c8c408e516587931492dbc06d717529534ec33367e20d65e930a2d9f62f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8923a5127709e46c5b88e06034b21d2ad45df2b67db28c75bebe4d855bb93e8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-02-12T17:45:40Z",
    "title_canon_sha256": "781161dde99a6e911b2d5589cea3dfb6b3c2d080d6f1aae83092fb098d49dcdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.07834",
    "kind": "arxiv",
    "version": 2
  }
}