Pith Number

pith:S4FMJWGE

pith:2022:S4FMJWGEGOSV3LBBYHTJ5JKAXP

not attested not anchored not stored refs pending

Application of FPGA based Lock-in amplifier for ultrasound propagation measurements using the pulse-echo technique

Claudius Riek, Johannes Gooth, Rafa{\l} Wawrzy\'nczak, Stanislaw Galeski

arxiv:2210.13221 v3 · 2022-10-18 · physics.ins-det · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4FMJWGEGOSV3LBBYHTJ5JKAXP}

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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	2026-07-05T05:32:33.003199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

970ac4d8c433a55dac21c1e69ea540bbd9e7069682d809ff8c26f08b7ad716ad

Aliases

arxiv: 2210.13221 · arxiv_version: 2210.13221v3 · doi: 10.48550/arxiv.2210.13221 · pith_short_12: S4FMJWGEGOSV · pith_short_16: S4FMJWGEGOSV3LBB · pith_short_8: S4FMJWGE

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/S4FMJWGEGOSV3LBBYHTJ5JKAXP \
  | 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: 970ac4d8c433a55dac21c1e69ea540bbd9e7069682d809ff8c26f08b7ad716ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c77f4c8836d0bddd7e91d4a2cddfb5f1eccf6b233b75282ead9dc0a136160fca",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2022-10-18T08:07:39Z",
    "title_canon_sha256": "19f61cf2c8f77dab7b10bf6c1674d567f74f315b79fa477bfd70e3d8bc6ce53b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.13221",
    "kind": "arxiv",
    "version": 3
  }
}