Pith Number

pith:JPPVWST2

pith:2020:JPPVWST2E2SYRVNSIFDQKXYD5H

not attested not anchored not stored refs pending

On the sensitivity of the H-infinity norm of systems described by delay differential algebraic equations

Suat Gumussoy, Wim Michiels

arxiv:2003.04695 v1 · 2020-03-10 · eess.SY · 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{JPPVWST2E2SYRVNSIFDQKXYD5H}

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	2026-07-05T00:47:06.394824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bdf5b4a7a26a588d5b24147055f03e9eb747515ba8194d7ca87697a3d3ee8c9

Aliases

arxiv: 2003.04695 · arxiv_version: 2003.04695v1 · doi: 10.48550/arxiv.2003.04695 · pith_short_12: JPPVWST2E2SY · pith_short_16: JPPVWST2E2SYRVNS · pith_short_8: JPPVWST2

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/JPPVWST2E2SYRVNSIFDQKXYD5H \
  | 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: 4bdf5b4a7a26a588d5b24147055f03e9eb747515ba8194d7ca87697a3d3ee8c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6029adaa1698a7637ef2fe5186d0cc2bf84373fe5e779a8117874c35ae3fc3",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2020-03-10T13:34:10Z",
    "title_canon_sha256": "ed404197beafd51cfa6f0b2e03ff93ebf15f769f93f11096f231ce1f4b529d6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04695",
    "kind": "arxiv",
    "version": 1
  }
}