Pith Number

pith:IOPN6YI3

pith:2021:IOPN6YI3KOR7BQFJKRG7LIMBGN

not attested not anchored not stored refs pending

Bidirectional Multiscale Feature Aggregation for Speaker Verification

Bin Gu, Jiajun Qi, Wu Guo

arxiv:2104.00230 v1 · 2021-04-01 · 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{IOPN6YI3KOR7BQFJKRG7LIMBGN}

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	2026-07-05T02:28:25.268102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

439edf611b53a3f0c0a9544df5a18133786d25ac17b90b1b73be7ca8cd767954

Aliases

arxiv: 2104.00230 · arxiv_version: 2104.00230v1 · doi: 10.48550/arxiv.2104.00230 · pith_short_12: IOPN6YI3KOR7 · pith_short_16: IOPN6YI3KOR7BQFJ · pith_short_8: IOPN6YI3

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/IOPN6YI3KOR7BQFJKRG7LIMBGN \
  | 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: 439edf611b53a3f0c0a9544df5a18133786d25ac17b90b1b73be7ca8cd767954

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb274f7ab09b8cd3542beab6857d5f8e6c74d4a417654ca326e94e7eaf44774b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-04-01T03:19:10Z",
    "title_canon_sha256": "087892f570e7dd3d8d2b1379fcd25d5b81016025644a584401407991826025d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00230",
    "kind": "arxiv",
    "version": 1
  }
}