Pith Number

pith:D5C3VYE2

pith:2019:D5C3VYE2Y7WUIRJMYROULCAPCF

not attested not anchored not stored refs pending

Progressive Speech Enhancement with Residual Connections

Alfonso Ortega, Antonio Miguel, Dayana Ribas, Eduardo Lleida, Jorge Llombart, Luis Vicente

arxiv:1904.04511 v1 · 2019-04-09 · 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{D5C3VYE2Y7WUIRJMYROULCAPCF}

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	2026-05-17T23:48:58.891552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f45bae09ac7ed44452cc45d45880f115f639511b290e7e2d1547d22f10b02a8

Aliases

arxiv: 1904.04511 · arxiv_version: 1904.04511v1 · doi: 10.48550/arxiv.1904.04511 · pith_short_12: D5C3VYE2Y7WU · pith_short_16: D5C3VYE2Y7WUIRJM · pith_short_8: D5C3VYE2

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/D5C3VYE2Y7WUIRJMYROULCAPCF \
  | 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: 1f45bae09ac7ed44452cc45d45880f115f639511b290e7e2d1547d22f10b02a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a9ea4ea2fd1cdc9b08fe99af16713c2d2aa38caa1bcd4ee7616b8f231317048",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2019-04-09T08:04:45Z",
    "title_canon_sha256": "8270b40a85d9d14cd6e1ee242b0df90c72cf7c89e4d9281a0169b6bc2b0e1015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04511",
    "kind": "arxiv",
    "version": 1
  }
}