Pith Number

pith:M5FOPAWI

pith:2023:M5FOPAWIFB2JRMSLKQEE3ETGAT

not attested not anchored not stored refs pending

Kernel-interpolation-based spatial active noise control with exterior radiation suppression

Hiroshi Saruwatari, Kazuyuki Arikawa, Shoichi Koyama

arxiv:2303.16389 v2 · 2023-03-29 · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5FOPAWIFB2JRMSLKQEE3ETGAT}

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	2026-07-05T05:56:42.642784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

674ae782c8287498b24b54084d926604fbd39b7d2b83e1d6a9393c4633cea16a

Aliases

arxiv: 2303.16389 · arxiv_version: 2303.16389v2 · doi: 10.48550/arxiv.2303.16389 · pith_short_12: M5FOPAWIFB2J · pith_short_16: M5FOPAWIFB2JRMSL · pith_short_8: M5FOPAWI

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/M5FOPAWIFB2JRMSLKQEE3ETGAT \
  | 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: 674ae782c8287498b24b54084d926604fbd39b7d2b83e1d6a9393c4633cea16a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcc5a1c0461bc8119576db429647ca9f274eddcbdc6a37c0845ad883f0aa3a8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2023-03-29T02:00:07Z",
    "title_canon_sha256": "4ede6e1f815d3a08b2df4adb94d01f32835eb53a0ab90cf8c24129b64e2206ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.16389",
    "kind": "arxiv",
    "version": 2
  }
}