Pith Number

pith:3H2HNXKJ

pith:2015:3H2HNXKJO2T3S2QOS57RKQGUHT

not attested not anchored not stored refs pending

A Variational EM Algorithm for the Separation of Time-Varying Convolutive Audio Mixtures

Dionyssos Kounades-Bastian, Laurent Girin, Radu Horaud, Sharon Gannot, Xavier Alameda-Pineda

arxiv:1510.04595 v3 · 2015-10-15 · 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{3H2HNXKJO2T3S2QOS57RKQGUHT}

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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	2026-05-18T01:07:54.025889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9f476dd4976a7b96a0e977f1540d43cc3fa687752cce4e367178f026dd6efb0

Aliases

arxiv: 1510.04595 · arxiv_version: 1510.04595v3 · doi: 10.48550/arxiv.1510.04595 · pith_short_12: 3H2HNXKJO2T3 · pith_short_16: 3H2HNXKJO2T3S2QO · pith_short_8: 3H2HNXKJ

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/3H2HNXKJO2T3S2QOS57RKQGUHT \
  | 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: d9f476dd4976a7b96a0e977f1540d43cc3fa687752cce4e367178f026dd6efb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d3c7d868aec6c258c057dac95c2c1bcc12313b7352cd5c75805e0280a7db0f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2015-10-15T15:48:19Z",
    "title_canon_sha256": "5728cf25250e8d0b8ecb990aa14f00f1d7586028a21515ea07c70399582a0d21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04595",
    "kind": "arxiv",
    "version": 3
  }
}