Pith Number

pith:TZZ63G6C

pith:2021:TZZ63G6CT5REX4U6LXPCKLQLVM

not attested not anchored not stored refs pending

Learning Filterbanks for End-to-End Acoustic Beamforming

Fran\c{c}ois Grondin, Manuel Pariente, Samuele Cornell, Stefano Squartini

arxiv:2111.04614 v2 · 2021-11-08 · eess.AS · cs.LG · cs.SD · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TZZ63G6CT5REX4U6LXPCKLQLVM}

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	2026-07-05T03:58:19.215365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e73ed9bc29f624bf29e5dde252e0bab3b9376735069426ed0f35362c31da408

Aliases

arxiv: 2111.04614 · arxiv_version: 2111.04614v2 · doi: 10.48550/arxiv.2111.04614 · pith_short_12: TZZ63G6CT5RE · pith_short_16: TZZ63G6CT5REX4U6 · pith_short_8: TZZ63G6C

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/TZZ63G6CT5REX4U6LXPCKLQLVM \
  | 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: 9e73ed9bc29f624bf29e5dde252e0bab3b9376735069426ed0f35362c31da408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dbdf0a61552ab99435bb67214f5a35cc366c0558f714cb19d579bc558bf4d4d",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SD",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-11-08T16:36:34Z",
    "title_canon_sha256": "025a9906af662b6ee40437e7620655635b38f24d17efbd593d03e670b3e89593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04614",
    "kind": "arxiv",
    "version": 2
  }
}