Pith Number

pith:V2QVL2YC

pith:2020:V2QVL2YCLHCZQE22S6YTLDEJ7H

not attested not anchored not stored refs pending

Vocal Tract Length Perturbation for Text-Dependent Speaker Verification with Autoregressive Prediction Coding

Achintya Kr. Sarkar, IEEE), Zheng-Hua Tan (Senior Member

arxiv:2011.12536 v2 · 2020-11-25 · cs.SD · cs.CL · 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{V2QVL2YCLHCZQE22S6YTLDEJ7H}

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	2026-07-05T02:26:28.373582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aea155eb0259c598135a97b1358c89f9fd9178ec6a1e3cbf23e8c155f9e2d261

Aliases

arxiv: 2011.12536 · arxiv_version: 2011.12536v2 · doi: 10.48550/arxiv.2011.12536 · pith_short_12: V2QVL2YCLHCZ · pith_short_16: V2QVL2YCLHCZQE22 · pith_short_8: V2QVL2YC

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/V2QVL2YCLHCZQE22S6YTLDEJ7H \
  | 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: aea155eb0259c598135a97b1358c89f9fd9178ec6a1e3cbf23e8c155f9e2d261

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ca1647395e33e4d313146e25b1c9d8c543d24af2ec50b258f5f3a0afe399a8d",
    "cross_cats_sorted": [
      "cs.CL",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2020-11-25T06:11:06Z",
    "title_canon_sha256": "05ddb4ee66d7f72922cc2670eb50667dedd82afbbe10324aefe5231fb490af8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.12536",
    "kind": "arxiv",
    "version": 2
  }
}