Pith Number

pith:OXK2XY2T

pith:2020:OXK2XY2TXTZC5H6Q73CL6OA6ZF

not attested not anchored not stored refs pending

Fully Learnable Front-End for Multi-Channel Acoustic Modeling using Semi-Supervised Learning

Aparna Khare, Kenichi Kumatani, Minhua Wu, Sanna Wager, Shiva Sundaram

arxiv:2002.00125 v1 · 2020-02-01 · cs.SD · cs.LG · 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{OXK2XY2TXTZC5H6Q73CL6OA6ZF}

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	2026-07-05T00:59:56.650497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75d5abe353bcf22e9fd0fec4bf381ec95ac64c3efe53baad0b05d8c4861cdf4c

Aliases

arxiv: 2002.00125 · arxiv_version: 2002.00125v1 · doi: 10.48550/arxiv.2002.00125 · pith_short_12: OXK2XY2TXTZC · pith_short_16: OXK2XY2TXTZC5H6Q · pith_short_8: OXK2XY2T

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/OXK2XY2TXTZC5H6Q73CL6OA6ZF \
  | 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: 75d5abe353bcf22e9fd0fec4bf381ec95ac64c3efe53baad0b05d8c4861cdf4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "662674671c36842ca6bc16839cd1d5c34ad38c0606e1e5ec5836cf2508c6cb5c",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2020-02-01T02:06:05Z",
    "title_canon_sha256": "1f6b92d470655149b148ace268154a69f3317a616a8a2ee9055e53d3518ba370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00125",
    "kind": "arxiv",
    "version": 1
  }
}