Pith Number

pith:2BYSZFTL

pith:2015:2BYSZFTLHWY3BUBLDHAY6YKECO

not attested not anchored not stored refs pending

PSD estimation in Beamspace for Estimating Direct-to-Reverberant Ratio from A Reverberant Speech Signal

Kenta Niwa, Yusuke Hioka

arxiv:1510.08963 v1 · 2015-10-30 · 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{2BYSZFTLHWY3BUBLDHAY6YKECO}

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	2026-05-18T01:28:23.988547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0712c966b3db1b0d02b19c18f614413bf86e1a024ab65f5f65c6f4fc75273c7

Aliases

arxiv: 1510.08963 · arxiv_version: 1510.08963v1 · doi: 10.48550/arxiv.1510.08963 · pith_short_12: 2BYSZFTLHWY3 · pith_short_16: 2BYSZFTLHWY3BUBL · pith_short_8: 2BYSZFTL

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/2BYSZFTLHWY3BUBLDHAY6YKECO \
  | 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: d0712c966b3db1b0d02b19c18f614413bf86e1a024ab65f5f65c6f4fc75273c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b607fce420b5d7cfbe034554e53bc561198aeaa9019b8ef2311ea11dce5deb19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2015-10-30T03:45:41Z",
    "title_canon_sha256": "88057912b0625a340e8e5e25d7635485c72348005b941677dffd0ef79099c916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08963",
    "kind": "arxiv",
    "version": 1
  }
}