Pith Number

pith:4WHAV5T5

pith:2026:4WHAV5T5K3P3KMO5STVTDAWIIL

not attested not anchored not stored refs pending

Microwave focusing with temporal interference for non-invasive deep brain stimulation

Mariana Dalarsson, Melker Carlsson, Mika S\"oderstr\"om, Patrik Nicolausson

arxiv:2602.18477 v2 · 2026-02-09 · physics.med-ph · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WHAV5T5K3P3KMO5STVTDAWIIL}

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	2026-06-05T01:15:22.118153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e58e0af67d56dfb531dd94eb3182c842d73f34de1230413d884c4c33fc4c71b1

Aliases

arxiv: 2602.18477 · arxiv_version: 2602.18477v2 · doi: 10.48550/arxiv.2602.18477 · pith_short_12: 4WHAV5T5K3P3 · pith_short_16: 4WHAV5T5K3P3KMO5 · pith_short_8: 4WHAV5T5

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/4WHAV5T5K3P3KMO5STVTDAWIIL \
  | 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: e58e0af67d56dfb531dd94eb3182c842d73f34de1230413d884c4c33fc4c71b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f93d3fadc8606ac737a5c2a8999850359fc05d50b2925140d946b6c64af29341",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2026-02-09T16:33:36Z",
    "title_canon_sha256": "0566188180d43e55fde10f85458b41d64771459f5049f0444b528c586b746738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.18477",
    "kind": "arxiv",
    "version": 2
  }
}