Pith Number

pith:IT6KONZC

pith:2021:IT6KONZCEFPT4SV7ODEKQC2JXH

not attested not anchored not stored refs pending

ASVspoof 2019: spoofing countermeasures for the detection of synthesized, converted and replayed speech

Andreas Nautsch, H\'ector Delgado, Junichi Yamagishi, Kong Aik Lee, Massimiliano Todisco, Md Sahidullah, Nicholas Evans, Tomi Kinnunen, Ville Vestman, Xin Wang

arxiv:2102.05889 v1 · 2021-02-11 · eess.AS · cs.CR · 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{IT6KONZCEFPT4SV7ODEKQC2JXH}

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	2026-07-05T02:16:53.400452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44fca73722215f3e4abf70c8a80b49b9d68b2730042e5d875ee2f82f65b17faf

Aliases

arxiv: 2102.05889 · arxiv_version: 2102.05889v1 · doi: 10.48550/arxiv.2102.05889 · pith_short_12: IT6KONZCEFPT · pith_short_16: IT6KONZCEFPT4SV7 · pith_short_8: IT6KONZC

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/IT6KONZCEFPT4SV7ODEKQC2JXH \
  | 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: 44fca73722215f3e4abf70c8a80b49b9d68b2730042e5d875ee2f82f65b17faf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35cefb655697b38d9a12028bab0d36f6ce5682699869d7e2343c57365d018b7a",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-02-11T08:41:42Z",
    "title_canon_sha256": "bcb5982fcc120782b0b8435d2cfdbdab91c6db0445ea15bc03ddfba1653d1b10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05889",
    "kind": "arxiv",
    "version": 1
  }
}