Pith Number

pith:NXB3GXWH

pith:2016:NXB3GXWHZ22RIYMBIOGDWH4IR2

not attested not anchored not stored refs pending

ARX modeling of unstable linear systems

H{\aa}kan Hjalmarsson, Miguel Galrinho, Niklas Everitt

arxiv:1603.04184 v2 · 2016-03-14 · 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{NXB3GXWHZ22RIYMBIOGDWH4IR2}

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	2026-05-18T01:04:37.485354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dc3b35ec7ceb5146181438c3b1f888e8eb64fff6a5e25bce99ff80a476f3671

Aliases

arxiv: 1603.04184 · arxiv_version: 1603.04184v2 · doi: 10.48550/arxiv.1603.04184 · pith_short_12: NXB3GXWHZ22R · pith_short_16: NXB3GXWHZ22RIYMB · pith_short_8: NXB3GXWH

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/NXB3GXWHZ22RIYMBIOGDWH4IR2 \
  | 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: 6dc3b35ec7ceb5146181438c3b1f888e8eb64fff6a5e25bce99ff80a476f3671

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dedf719cd5ffb1b4fee30165ff5995da427a6b538526c5046aea6940dead5778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2016-03-14T10:11:49Z",
    "title_canon_sha256": "e2570370c3703ae0a2c5eacff397db752249e5642060f706f43e45c88fd3c4c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04184",
    "kind": "arxiv",
    "version": 2
  }
}