Pith Number

pith:F5QL7BHY

pith:2018:F5QL7BHYABAALPBEFCS7AYARU2

not attested not anchored not stored refs pending

Mode Domain Spatial Active Noise Control Using Sparse Signal Representation

Thushara D. Abhayapala, Yuki Mitsufuji, Yu Maeno

arxiv:1803.00187 v1 · 2018-03-01 · cs.SD · eess.AS · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5QL7BHYABAALPBEFCS7AYARU2}

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	2026-05-18T00:22:13.082724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f60bf84f8004005bc2428a5f06011a6b5f94fcb413e9a77436177db514ba3f4

Aliases

arxiv: 1803.00187 · arxiv_version: 1803.00187v1 · doi: 10.48550/arxiv.1803.00187 · pith_short_12: F5QL7BHYABAA · pith_short_16: F5QL7BHYABAALPBE · pith_short_8: F5QL7BHY

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/F5QL7BHYABAALPBEFCS7AYARU2 \
  | 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: 2f60bf84f8004005bc2428a5f06011a6b5f94fcb413e9a77436177db514ba3f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c56fbf90a553fb980d656676407c8f45bdaa8c775dde02f56827e179dcf29a4",
    "cross_cats_sorted": [
      "eess.AS",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2018-03-01T03:12:15Z",
    "title_canon_sha256": "e3e13098543a7a2c80720a227422bcf283a74b631128532e6631a27a51af2288"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00187",
    "kind": "arxiv",
    "version": 1
  }
}