Pith Number

pith:TKZP5MGW

pith:2016:TKZP5MGWETIPHASO4NDB5EHAYD

not attested not anchored not stored refs pending

Model order reduction and sparse orthogonal expansions for random linear dynamical systems

Roland Pulch

arxiv:1605.06979 v1 · 2016-05-23 · 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{TKZP5MGWETIPHASO4NDB5EHAYD}

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	2026-05-18T01:14:10.685547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ab2feb0d624d0f3824ee3461e90e0c0c47a4e3b6245c3c7fa1fd1763089b773

Aliases

arxiv: 1605.06979 · arxiv_version: 1605.06979v1 · doi: 10.48550/arxiv.1605.06979 · pith_short_12: TKZP5MGWETIP · pith_short_16: TKZP5MGWETIPHASO · pith_short_8: TKZP5MGW

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/TKZP5MGWETIPHASO4NDB5EHAYD \
  | 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: 9ab2feb0d624d0f3824ee3461e90e0c0c47a4e3b6245c3c7fa1fd1763089b773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bdaf9ef7b33527080cef612214cba83d82ac0643f9a1dd8ad1daa01351a725f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-05-23T11:31:07Z",
    "title_canon_sha256": "c73ee3eb463cf8aeeb1b7d040a039425e35b1e5ba04df1eb90d6598e5cac0d42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06979",
    "kind": "arxiv",
    "version": 1
  }
}