Pith Number

pith:53XAEV6A

pith:2025:53XAEV6AJG6634C652ZJO6JNOB

not attested not anchored not stored refs pending

Data-driven model order reduction for T-Product-Based dynamical systems

Anqi Dong, Can Chen, Ren Wang, Shenghan Mei, Xin Mao, Yidan Mei, Ziqin He

arxiv:2504.14721 v1 · 2025-04-20 · eess.SY · cs.NA · cs.SY · math.DS · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{53XAEV6AJG6634C652ZJO6JNOB}

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	2026-07-05T10:51:49.639215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeee0257c049bdedf05eeeb297792d705d40a406840276a5584d80a86a97bd82

Aliases

arxiv: 2504.14721 · arxiv_version: 2504.14721v1 · doi: 10.48550/arxiv.2504.14721 · pith_short_12: 53XAEV6AJG66 · pith_short_16: 53XAEV6AJG6634C6 · pith_short_8: 53XAEV6A

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/53XAEV6AJG6634C652ZJO6JNOB \
  | 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: eeee0257c049bdedf05eeeb297792d705d40a406840276a5584d80a86a97bd82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b93db5bc950f278095ce6b480f6821aed3f17c67a7c0454eb7c6e8af37bdc0c5",
    "cross_cats_sorted": [
      "cs.NA",
      "cs.SY",
      "math.DS",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-04-20T19:28:20Z",
    "title_canon_sha256": "e048b1bf4f78c9d225311f4d9f1f72e495f2268ec0267cc93ef5c82912ef2ae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14721",
    "kind": "arxiv",
    "version": 1
  }
}