Pith Number

pith:2HNTBH7F

pith:2026:2HNTBH7FKTDVRPN7JHOY6J7HQN

not attested not anchored not stored refs pending

Acoustic disguising: a unified framework for cloaking and holography

Dirk-Jan van Manen, Jonas M\"uller

arxiv:2606.08524 v1 · 2026-06-07 · physics.app-ph · eess.AS · physics.class-ph · physics.geo-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{2HNTBH7FKTDVRPN7JHOY6J7HQN}

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	2026-06-09T01:05:39.007808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1db309fe554c758bdbf49dd8f27e783605e1173605e4ea2053fc9c92cc0e871

Aliases

arxiv: 2606.08524 · arxiv_version: 2606.08524v1 · doi: 10.48550/arxiv.2606.08524 · pith_short_12: 2HNTBH7FKTDV · pith_short_16: 2HNTBH7FKTDVRPN7 · pith_short_8: 2HNTBH7F

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/2HNTBH7FKTDVRPN7JHOY6J7HQN \
  | 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: d1db309fe554c758bdbf49dd8f27e783605e1173605e4ea2053fc9c92cc0e871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09c0612c6cb6684d6ea3edd77d572b0dab980f015072a5cff21f143c348b85a0",
    "cross_cats_sorted": [
      "eess.AS",
      "physics.class-ph",
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2026-06-07T09:03:40Z",
    "title_canon_sha256": "a9652070b5740c1eac1f91c913fdc5bf08b3a7769bffad96b65749d3323f4bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08524",
    "kind": "arxiv",
    "version": 1
  }
}