Pith Number

pith:SUBKBQJA

pith:2016:SUBKBQJAQPLSYIG6NDTIOQFETI

not attested not anchored not stored refs pending

Identifiability of linear dynamic networks

Arne G. Dankers, Harm H.M. Weerts, Paul M.J. Van den Hof

arxiv:1609.00864 v4 · 2016-09-03 · 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{SUBKBQJAQPLSYIG6NDTIOQFETI}

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	2026-05-18T00:18:46.872787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9502a0c12083d72c20de68e68740a49a387a43d25fd0674210b5915293ddc07b

Aliases

arxiv: 1609.00864 · arxiv_version: 1609.00864v4 · doi: 10.48550/arxiv.1609.00864 · pith_short_12: SUBKBQJAQPLS · pith_short_16: SUBKBQJAQPLSYIG6 · pith_short_8: SUBKBQJA

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/SUBKBQJAQPLSYIG6NDTIOQFETI \
  | 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: 9502a0c12083d72c20de68e68740a49a387a43d25fd0674210b5915293ddc07b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e584e2c52a8a76e23ccd09a9362ffe44631a06102c48140bced97de02125b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2016-09-03T21:16:36Z",
    "title_canon_sha256": "595ea172103a05e579243004c30b5a7e973d0dc72235e095b50dfd6484f197b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00864",
    "kind": "arxiv",
    "version": 4
  }
}