Pith Number

pith:UQPKIM7V

pith:2017:UQPKIM7V3FMLJ4ZHX7B7AAPVMB

not attested not anchored not stored refs pending

Tensor network subspace identification of polynomial state space models

Ching Yun Ko, Kim Batselier, Ngai Wong

arxiv:1709.08773 v1 · 2017-09-26 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQPKIM7V3FMLJ4ZHX7B7AAPVMB}

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	2026-05-18T00:34:21.910593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a41ea433f5d958b4f327bfc3f001f5607640466bb82ed9d4b452760d753768f8

Aliases

arxiv: 1709.08773 · arxiv_version: 1709.08773v1 · doi: 10.48550/arxiv.1709.08773 · pith_short_12: UQPKIM7V3FML · pith_short_16: UQPKIM7V3FMLJ4ZH · pith_short_8: UQPKIM7V

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/UQPKIM7V3FMLJ4ZHX7B7AAPVMB \
  | 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: a41ea433f5d958b4f327bfc3f001f5607640466bb82ed9d4b452760d753768f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0507279e48ee01e5a6baa12bc2f5fcc86719e67b6059061b2064b5aacf7cca96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-09-26T01:13:55Z",
    "title_canon_sha256": "06ef1344bd7e645bd3f106328a49e6c22adec93bfd94d8bf208c00ea6fb9f5bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08773",
    "kind": "arxiv",
    "version": 1
  }
}