Pith Number

pith:RTF7TOG4

pith:2019:RTF7TOG4XA52ZVWGW3VQM4N6WY

not attested not anchored not stored refs pending

Self-supervised pre-training with acoustic configurations for replay spoofing detection

Ha-Jin Yu, Hee-Soo Heo, Hye-Jin Shim, Jee-weon Jung

arxiv:1910.09778 v2 · 2019-10-22 · cs.LG · eess.AS · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTF7TOG4XA52ZVWGW3VQM4N6WY}

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	2026-07-05T01:28:18.249268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ccbf9b8dcb83bacd6c6b6eb0671beb6128e6fa50b3e4e91bbadff0a1d60808a

Aliases

arxiv: 1910.09778 · arxiv_version: 1910.09778v2 · doi: 10.48550/arxiv.1910.09778 · pith_short_12: RTF7TOG4XA52 · pith_short_16: RTF7TOG4XA52ZVWG · pith_short_8: RTF7TOG4

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/RTF7TOG4XA52ZVWGW3VQM4N6WY \
  | 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: 8ccbf9b8dcb83bacd6c6b6eb0671beb6128e6fa50b3e4e91bbadff0a1d60808a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50f98b0e897d4992d1654ef610f8d01ad08d51801e6048f98e8acd1923a6d3a6",
    "cross_cats_sorted": [
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-10-22T05:54:41Z",
    "title_canon_sha256": "c161a2ce28a26a0fcf137c54e7d1f4d71e058f8ba489dceb3d9aa3f6003ceaa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.09778",
    "kind": "arxiv",
    "version": 2
  }
}