Pith Number

pith:JQCF4IR7

pith:2017:JQCF4IR76JRXVC43Q4Q5A33BIG

not attested not anchored not stored refs pending

Computing the stochastic $H^\infty$-norm

Jan Hauth, Peter Benner, Tobias Damm

arxiv:1703.04440 v1 · 2017-03-13 · 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{JQCF4IR76JRXVC43Q4Q5A33BIG}

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	2026-05-18T00:48:48.620205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c045e223ff2637a8b9b8721d06f6141ba28430382e1fdee76d934eb9503dd69

Aliases

arxiv: 1703.04440 · arxiv_version: 1703.04440v1 · doi: 10.48550/arxiv.1703.04440 · pith_short_12: JQCF4IR76JRX · pith_short_16: JQCF4IR76JRXVC43 · pith_short_8: JQCF4IR7

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/JQCF4IR76JRXVC43Q4Q5A33BIG \
  | 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: 4c045e223ff2637a8b9b8721d06f6141ba28430382e1fdee76d934eb9503dd69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30fa35b176e3525b17030532743ea42afaa44eb614a8e75738dfa0069cea2d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-03-13T15:18:22Z",
    "title_canon_sha256": "8db179ad0e8f6a82a85589d3e376c52a7093af9ccb31670c31d4819ce083b873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04440",
    "kind": "arxiv",
    "version": 1
  }
}