Pith Number

pith:4JILNNYZ

pith:2020:4JILNNYZGV3ZQ76X5P3J2FONRW

not attested not anchored not stored refs pending

End-to-end Whispered Speech Recognition with Frequency-weighted Approaches and Pseudo Whisper Pre-training

Alexander H. Liu, Heng-Jui Chang, Hung-yi Lee, Lin-shan Lee

arxiv:2005.01972 v2 · 2020-05-05 · cs.CL · cs.SD · 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{4JILNNYZGV3ZQ76X5P3J2FONRW}

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	2026-07-05T01:49:52.083141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e250b6b7193577987fd7ebf69d15cd8d9f37ca8d3fb85ccfac40a976fc13fce5

Aliases

arxiv: 2005.01972 · arxiv_version: 2005.01972v2 · doi: 10.48550/arxiv.2005.01972 · pith_short_12: 4JILNNYZGV3Z · pith_short_16: 4JILNNYZGV3ZQ76X · pith_short_8: 4JILNNYZ

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/4JILNNYZGV3ZQ76X5P3J2FONRW \
  | 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: e250b6b7193577987fd7ebf69d15cd8d9f37ca8d3fb85ccfac40a976fc13fce5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f26ed272c8e287ecb76ca5b3967f653953987cee5f18686582af7c8b3fdbac5c",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-05-05T07:08:53Z",
    "title_canon_sha256": "4614c31f2479b14e168590df6691981f50b62e9c5f267bef0d88e82dc50bd1bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.01972",
    "kind": "arxiv",
    "version": 2
  }
}