Pith Number

pith:5FLTJPMF

pith:2021:5FLTJPMFSA5XK3BCNPUNKKSYQO

not attested not anchored not stored refs pending

Physiological-Physical Feature Fusion for Automatic Voice Spoofing Detection

Hao Zhou, Junxiao Xue, Yabo Wang

arxiv:2109.00913 v1 · 2021-09-01 · eess.AS · cs.SD · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FLTJPMFSA5XK3BCNPUNKKSYQO}

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	2026-07-05T03:11:49.406654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e95734bd85903b756c226be8d52a5883a3a4a4f22226fd23625efe27ab613eec

Aliases

arxiv: 2109.00913 · arxiv_version: 2109.00913v1 · doi: 10.48550/arxiv.2109.00913 · pith_short_12: 5FLTJPMFSA5X · pith_short_16: 5FLTJPMFSA5XK3BC · pith_short_8: 5FLTJPMF

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/5FLTJPMFSA5XK3BCNPUNKKSYQO \
  | 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: e95734bd85903b756c226be8d52a5883a3a4a4f22226fd23625efe27ab613eec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4ef3db98109afc178ad65b298ad3ed56357f4cbe27d5da96204b77b83354ac2",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-09-01T03:32:22Z",
    "title_canon_sha256": "a0fe94da1121d0f6afd0d05df348ac8909faa296bc96b16c580ec7592fda55fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.00913",
    "kind": "arxiv",
    "version": 1
  }
}