Pith Number

pith:BP5VAJHO

pith:2026:BP5VAJHO4N2VEUPCBPONIAKYD7

not attested not anchored not stored refs pending

Boundary adaptive observer design for semilinear hyperbolic rolling contact ODE-PDE systems with uncertain friction

Erik Frisk, Jan {\AA}slund, Luigi Romano, Miroslav Krsti\'c, Ole Morten Aamo

arxiv:2601.09223 v3 · 2026-01-14 · eess.SY · cs.SY · 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{BP5VAJHO4N2VEUPCBPONIAKYD7}

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	2026-06-19T16:11:19.279394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bfb5024eee3755251e20bdcd401581fec9a52464081cd6f8bff7a02ea031837

Aliases

arxiv: 2601.09223 · arxiv_version: 2601.09223v3 · doi: 10.48550/arxiv.2601.09223 · pith_short_12: BP5VAJHO4N2V · pith_short_16: BP5VAJHO4N2VEUPC · pith_short_8: BP5VAJHO

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/BP5VAJHO4N2VEUPCBPONIAKYD7 \
  | 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: 0bfb5024eee3755251e20bdcd401581fec9a52464081cd6f8bff7a02ea031837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e871cee2c8546c25fdba34f1182f179e8d29bf5632107a2a2e2085494fa1621",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2026-01-14T06:50:32Z",
    "title_canon_sha256": "8826ec0f5a02bc91c4464ddd6d5b6b0bb846760eae606f6514779c2cd9cad101"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.09223",
    "kind": "arxiv",
    "version": 3
  }
}