Pith Number

pith:YA4QYW2O

pith:2021:YA4QYW2O4YDXJWF3YY3CP4JROD

not attested not anchored not stored refs pending

Sound Field Reproduction With Weighted Mode Matching and Infinite-Dimensional Harmonic Analysis: An Experimental Evaluation

Keisuke Kimura, Natsuki Ueno, Shoichi Koyama

arxiv:2111.11045 v1 · 2021-11-22 · eess.AS · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YA4QYW2O4YDXJWF3YY3CP4JROD}

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	2026-07-05T03:33:59.251229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0390c5b4ee60774d8bbc63627f13170d2c8f744ad2282d44216286fc9490dfc

Aliases

arxiv: 2111.11045 · arxiv_version: 2111.11045v1 · doi: 10.48550/arxiv.2111.11045 · pith_short_12: YA4QYW2O4YDX · pith_short_16: YA4QYW2O4YDXJWF3 · pith_short_8: YA4QYW2O

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/YA4QYW2O4YDXJWF3YY3CP4JROD \
  | 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: c0390c5b4ee60774d8bbc63627f13170d2c8f744ad2282d44216286fc9490dfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75550b3cb6e0cde7df2c72545bf764f29f9e0bfea424a753f96179c6eb61c55f",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-11-22T08:21:52Z",
    "title_canon_sha256": "05f58f3504494300ffeadd90966b9aa1c6dbe629dc091919b77e94c80a817608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11045",
    "kind": "arxiv",
    "version": 1
  }
}