Pith Number

pith:DI7ET3RY

pith:2021:DI7ET3RYKGU2253ADGC4WXZD7V

not attested not anchored not stored refs pending

Microphone Array Generalization for Multichannel Narrowband Deep Speech Enhancement

Siyuan Zhang, Xiaofei Li

arxiv:2107.12601 v1 · 2021-07-27 · eess.AS · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DI7ET3RYKGU2253ADGC4WXZD7V}

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	2026-07-05T03:00:58.201252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a3e49ee3851a9ad77601985cb5f23fd4ad66b40deef26c458b405e32603bfbc

Aliases

arxiv: 2107.12601 · arxiv_version: 2107.12601v1 · doi: 10.48550/arxiv.2107.12601 · pith_short_12: DI7ET3RYKGU2 · pith_short_16: DI7ET3RYKGU2253A · pith_short_8: DI7ET3RY

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/DI7ET3RYKGU2253ADGC4WXZD7V \
  | 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: 1a3e49ee3851a9ad77601985cb5f23fd4ad66b40deef26c458b405e32603bfbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52b3f494bd61254f42847facfe317c3660a39b74f737ba4266a0881374c2b478",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-07-27T05:03:18Z",
    "title_canon_sha256": "ec9fe313070833014b359d25df6aaedd61f662a68985112996c000568806ee38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.12601",
    "kind": "arxiv",
    "version": 1
  }
}