Pith Number

pith:6TTLJNZF

pith:2021:6TTLJNZFQP35D5YR2SB2DJVTHP

not attested not anchored not stored refs pending

Multichannel Audio Source Separation with Independent Deeply Learned Matrix Analysis Using Product of Source Models

Daichi Kitamura, Hiroshi Saruwatari, Kazunobu Kondo, Norihiro Takamune, Takuya Hasumi, Tomohiko Nakamura, Yu Takahashi

arxiv:2109.00704 v1 · 2021-09-02 · cs.SD · 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{6TTLJNZFQP35D5YR2SB2DJVTHP}

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	2026-07-05T03:10:57.853364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4e6b4b72583f7d1f711d483a1a6b33bc64f75e691e2157c291be29d9677771e

Aliases

arxiv: 2109.00704 · arxiv_version: 2109.00704v1 · doi: 10.48550/arxiv.2109.00704 · pith_short_12: 6TTLJNZFQP35 · pith_short_16: 6TTLJNZFQP35D5YR · pith_short_8: 6TTLJNZF

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/6TTLJNZFQP35D5YR2SB2DJVTHP \
  | 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: f4e6b4b72583f7d1f711d483a1a6b33bc64f75e691e2157c291be29d9677771e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8664aec84be73194f6db8e4786ebfeb5bca50e2d374bc402abfa7b28ccb1a39",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2021-09-02T04:31:15Z",
    "title_canon_sha256": "6fa4cc258ec4d482ee3128bc286d6e6602847a411852b6eefb50f7bc99875e91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.00704",
    "kind": "arxiv",
    "version": 1
  }
}