Pith Number

pith:RV4SGUS7

pith:2014:RV4SGUS7OLSCNTCNJ3KOGTSL7L

not attested not anchored not stored refs pending

A Complex Matrix Factorization approach to Joint Modeling of Magnitude and Phase for Source Separation

Chaitanya Ahuja, Karan Nathwani, Rajesh M. Hegde

arxiv:1411.6741 v1 · 2014-11-25 · 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{RV4SGUS7OLSCNTCNJ3KOGTSL7L}

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	2026-05-18T02:32:47.447490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d7923525f72e426cc4d4ed4e34e4bfad876e1ddf30c67e4d4304e949ba1b818

Aliases

arxiv: 1411.6741 · arxiv_version: 1411.6741v1 · doi: 10.48550/arxiv.1411.6741 · pith_short_12: RV4SGUS7OLSC · pith_short_16: RV4SGUS7OLSCNTCN · pith_short_8: RV4SGUS7

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/RV4SGUS7OLSCNTCNJ3KOGTSL7L \
  | 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: 8d7923525f72e426cc4d4ed4e34e4bfad876e1ddf30c67e4d4304e949ba1b818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b95f99d78031b444716b8577b1ac2c1c6671991945baa964806498c6a6ed1c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2014-11-25T06:18:45Z",
    "title_canon_sha256": "188d8ce5bce8887a7dc7752003f0e4acd18557aa1ebfa05eaea3f172933bfa75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6741",
    "kind": "arxiv",
    "version": 1
  }
}