Pith Number

pith:SIFWZBCL

pith:2018:SIFWZBCLLHEUM2LKPA3IKQTOZA

not attested not anchored not stored refs pending

Noise Invariant Frame Selection: A Simple Method to Address the Background Noise Problem for Text-independent Speaker Verification

Bj\"orn Schuller, Linlin Shen, Michel Valstar, Shuimei Zhang, Siyang Song

arxiv:1805.01259 v1 · 2018-05-03 · cs.SD · cs.CV · 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{SIFWZBCLLHEUM2LKPA3IKQTOZA}

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	2026-05-18T00:16:52.039193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

920b6c844b59c946696a783685426ec82814c8afeed15b895ed35f83f31a1fc9

Aliases

arxiv: 1805.01259 · arxiv_version: 1805.01259v1 · doi: 10.48550/arxiv.1805.01259 · pith_short_12: SIFWZBCLLHEU · pith_short_16: SIFWZBCLLHEUM2LK · pith_short_8: SIFWZBCL

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/SIFWZBCLLHEUM2LKPA3IKQTOZA \
  | 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: 920b6c844b59c946696a783685426ec82814c8afeed15b895ed35f83f31a1fc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0b2ad2a65f9e5454cf1f30f31f35e4a5a47fcde46a25b5eba97fd7a79b0376b",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2018-05-03T12:35:06Z",
    "title_canon_sha256": "538079f6efecb028147430d51ea8a15e6ff4d16da64403179de1712a04aa7f68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01259",
    "kind": "arxiv",
    "version": 1
  }
}