Pith Number

pith:7RI7FWSE

pith:2026:7RI7FWSEX55QEW7I5YTHJ563Q4

not attested not anchored not stored refs pending

A Stable Boundary Element Method for Reliable Long-Time Industrial Sound Emission

Bernd Graf, Ceyhun \"Ozdemir, Heiko Gimperlein, Karsten Urban, Simon Schneider

arxiv:2607.02308 v1 · 2026-07-02 · math.NA · cs.CE · cs.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{7RI7FWSEX55QEW7I5YTHJ563Q4}

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	2026-07-03T01:17:48.084510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc51f2da44bf7b025be8ee2674f7db87122f9a356d1253bdc02d5611917275fd

Aliases

arxiv: 2607.02308 · arxiv_version: 2607.02308v1 · doi: 10.48550/arxiv.2607.02308 · pith_short_12: 7RI7FWSEX55Q · pith_short_16: 7RI7FWSEX55QEW7I · pith_short_8: 7RI7FWSE

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/7RI7FWSEX55QEW7I5YTHJ563Q4 \
  | 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: fc51f2da44bf7b025be8ee2674f7db87122f9a356d1253bdc02d5611917275fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff9b919b1bff2f54e0241ca005adc2457d480f0c20884564781c7aed7494bd0f",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-02T15:22:32Z",
    "title_canon_sha256": "f2844a20450aa3e61d59396d9472c01e078d487819b6edf2fb424de9a08e008f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02308",
    "kind": "arxiv",
    "version": 1
  }
}