Pith Number

pith:DD3HADQN

pith:2010:DD3HADQNLO75LRTNYGJZWVGGCY

not attested not anchored not stored refs pending

Balanced realizations of discrete-time stable all-pass systems and the tangential Schur algorithm

Bernard Hanzon, Martine Olivi (INRIA Sophia Antipolis), Ralf L.M. Peeters

arxiv:1012.3272 v1 · 2010-12-15 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DD3HADQNLO75LRTNYGJZWVGGCY}

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	2026-05-18T04:33:17.383755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f6700e0d5bbfd5c66dc1939b54c616391708b4685d5f0a49c46ca09f1d35f8

Aliases

arxiv: 1012.3272 · arxiv_version: 1012.3272v1 · doi: 10.48550/arxiv.1012.3272 · pith_short_12: DD3HADQNLO75 · pith_short_16: DD3HADQNLO75LRTN · pith_short_8: DD3HADQN

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/DD3HADQNLO75LRTNYGJZWVGGCY \
  | 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: 18f6700e0d5bbfd5c66dc1939b54c616391708b4685d5f0a49c46ca09f1d35f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40d118e222df5deeeda886f4e30cc71edc366c04246c6008b38986b74975e2df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2010-12-15T10:52:27Z",
    "title_canon_sha256": "9f59a43f9f6df0c4078ac6dd80ea7d889ff8f24edb540576f663c599c37744ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3272",
    "kind": "arxiv",
    "version": 1
  }
}