Pith Number

pith:Z5S7K4WY

pith:2026:Z5S7K4WY45B5J4HCTKRASM23LG

not attested not anchored not stored refs pending

Learning Input-Channel Permutation Equivariance for Multi-Channel Source Separation: Reducing Bleeding in Small Music Ensembles

David Diaz-Guerra, Jaime Garcia-Martinez, Julio J. Carabias-Orti, Pablo Cabanas-Molero, Pedro Vera-Candeas, Ricardo Falcon Perez, Ruchi Pandey, Tuomas Virtanen

arxiv:2606.16551 v2 · 2026-06-15 · 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{Z5S7K4WY45B5J4HCTKRASM23LG}

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	2026-07-02T01:17:33.326766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf65f572d8e743d4f0e29aa209335b598b06d3c5b64484b08b2234903814e679

Aliases

arxiv: 2606.16551 · arxiv_version: 2606.16551v2 · doi: 10.48550/arxiv.2606.16551 · pith_short_12: Z5S7K4WY45B5 · pith_short_16: Z5S7K4WY45B5J4HC · pith_short_8: Z5S7K4WY

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/Z5S7K4WY45B5J4HCTKRASM23LG \
  | 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: cf65f572d8e743d4f0e29aa209335b598b06d3c5b64484b08b2234903814e679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c808a1975c0d37ef15571fde7eb792b89cdd2b2c87a2c20b92adc8edd9d2495",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2026-06-15T10:55:02Z",
    "title_canon_sha256": "e75a8e3d36d86fd7dfca892ea1ad9f5e7ecdb771a35da870ec3a226143c929fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.16551",
    "kind": "arxiv",
    "version": 2
  }
}