Pith Number

pith:W7X4RUVC

pith:2025:W7X4RUVCZ2KG2SWU3VCPMY6KHL

not attested not anchored not stored refs pending

Should Audio Front-ends be Adaptive? Comparing Learnable and Adaptive Front-ends

Buddhi Wickramasinghe, Eliathamby Ambikairajah, Haizhou Li, Qiquan Zhang, Vidhyasaharan Sethu

arxiv:2502.03260 v1 · 2025-02-05 · 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{W7X4RUVCZ2KG2SWU3VCPMY6KHL}

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	2026-07-05T10:10:02.323684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7efc8d2a2ce946d4ad4dd44f663ca3af1a63ef720acef1b78e8eccc91dad1aa

Aliases

arxiv: 2502.03260 · arxiv_version: 2502.03260v1 · doi: 10.48550/arxiv.2502.03260 · pith_short_12: W7X4RUVCZ2KG · pith_short_16: W7X4RUVCZ2KG2SWU · pith_short_8: W7X4RUVC

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/W7X4RUVCZ2KG2SWU3VCPMY6KHL \
  | 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: b7efc8d2a2ce946d4ad4dd44f663ca3af1a63ef720acef1b78e8eccc91dad1aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8629cccd04681c100215e24ffd9e1b42f93fafb5bcae3ac6fd4760b52287a742",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2025-02-05T15:16:52Z",
    "title_canon_sha256": "9ac0a85d1d4390a8a8d9a5c35d3b7ea6477caa8c82179b631919130a34c84dde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.03260",
    "kind": "arxiv",
    "version": 1
  }
}