Pith Number

pith:VLWIRXDA

pith:2017:VLWIRXDAHEOVTZS4BIYST5XYGI

not attested not anchored not stored refs pending

DNN Filter Bank Cepstral Coefficients for Spoofing Detection

Hong Yu, Jun Guo, Zhanyu Ma, Zheng-Hua Tan

arxiv:1702.03791 v1 · 2017-02-13 · cs.SD · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VLWIRXDAHEOVTZS4BIYST5XYGI}

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	2026-05-18T00:50:52.989644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaec88dc60391d59e65c0a3129f6f8322c16388824471a11458bf23bd9505624

Aliases

arxiv: 1702.03791 · arxiv_version: 1702.03791v1 · doi: 10.48550/arxiv.1702.03791 · pith_short_12: VLWIRXDAHEOV · pith_short_16: VLWIRXDAHEOVTZS4 · pith_short_8: VLWIRXDA

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/VLWIRXDAHEOVTZS4BIYST5XYGI \
  | 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: aaec88dc60391d59e65c0a3129f6f8322c16388824471a11458bf23bd9505624

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5464e60b494569a9333e6908d712080c6409116f286c4b1f44f99b9c5272dcbb",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2017-02-13T14:44:17Z",
    "title_canon_sha256": "ac2dbd72eb67feb21eec554bdd3518e5d2374fb8ec8d6fa3fdb04ed99ee302a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03791",
    "kind": "arxiv",
    "version": 1
  }
}