Pith Number

pith:WT4XOJXM

pith:2010:WT4XOJXMAXZKF7WVW2JTEIIKM3

not attested not anchored not stored refs pending

Hamiltonians with Riesz Bases of Generalised Eigenvectors and Riccati Equations

Christian Wyss

arxiv:1005.5336 v1 · 2010-05-28 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WT4XOJXMAXZKF7WVW2JTEIIKM3}

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	2026-05-18T03:07:41.584944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4f97726ec05f2a2fed5b69332210a66ec95ba08e80cd1f13c8db528a5096cd5

Aliases

arxiv: 1005.5336 · arxiv_version: 1005.5336v1 · doi: 10.48550/arxiv.1005.5336 · pith_short_12: WT4XOJXMAXZK · pith_short_16: WT4XOJXMAXZKF7WV · pith_short_8: WT4XOJXM

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/WT4XOJXMAXZKF7WVW2JTEIIKM3 \
  | 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: b4f97726ec05f2a2fed5b69332210a66ec95ba08e80cd1f13c8db528a5096cd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4a7def1bced235f31aa07c7dd4b504269ac4561f90690b0c1791c2123d12f9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-05-28T17:16:56Z",
    "title_canon_sha256": "fe50f7994c386e5e352cdf084be10d404bf272d3c172fcbd0788c49cbf6a2ec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5336",
    "kind": "arxiv",
    "version": 1
  }
}