Pith Number

pith:USPD2WUT

pith:2023:USPD2WUTKQABA4FS4GRQBDLGIR

not attested not anchored not stored refs pending

Unsupervised Active Learning: Optimizing Labeling Cost-Effectiveness for Automatic Speech Recognition

Xie Chen, Yu Wang, Zhisheng Zheng, Ziyang Ma

arxiv:2308.14814 v1 · 2023-08-28 · 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{USPD2WUTKQABA4FS4GRQBDLGIR}

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	2026-07-05T06:45:39.755384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a49e3d5a9354001070b2e1a3008d6644551edfed4e8739aaf0a54e2a5ce8631c

Aliases

arxiv: 2308.14814 · arxiv_version: 2308.14814v1 · doi: 10.48550/arxiv.2308.14814 · pith_short_12: USPD2WUTKQAB · pith_short_16: USPD2WUTKQABA4FS · pith_short_8: USPD2WUT

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/USPD2WUTKQABA4FS4GRQBDLGIR \
  | 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: a49e3d5a9354001070b2e1a3008d6644551edfed4e8739aaf0a54e2a5ce8631c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9bc2a3c6bc80fa8f2768c8c2b7b6d0a4e24203ab04ea8271d54f9ce524f0fb9",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2023-08-28T18:04:37Z",
    "title_canon_sha256": "332e636893e472365fb8debb49846d04f3526f7dd3ac8f9c0598ac96c4cc1b3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.14814",
    "kind": "arxiv",
    "version": 1
  }
}