Pith Number

pith:XPWXV7CZ

pith:2022:XPWXV7CZTDDI3AIOKQV5NJMIQJ

not attested not anchored not stored refs pending

A Comparison of Deep Learning MOS Predictors for Speech Synthesis Quality

Alessandro Ragano, Andrew Hines, Chandan K.A. Reddy, Emmanouil Benetos, Helard B. Martinez, Jan Skoglund, Michael Chinen

arxiv:2204.02249 v2 · 2022-04-05 · 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{XPWXV7CZTDDI3AIOKQV5NJMIQJ}

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	2026-07-05T07:15:45.576636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbed7afc5998c68d810e542bd6a58882690174a00c363394615c9c0c368c111d

Aliases

arxiv: 2204.02249 · arxiv_version: 2204.02249v2 · doi: 10.48550/arxiv.2204.02249 · pith_short_12: XPWXV7CZTDDI · pith_short_16: XPWXV7CZTDDI3AIO · pith_short_8: XPWXV7CZ

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/XPWXV7CZTDDI3AIOKQV5NJMIQJ \
  | 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: bbed7afc5998c68d810e542bd6a58882690174a00c363394615c9c0c368c111d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38be96716c64be10fdf9f94804dfc3b16137b05c4094d0ebbb572c735ae6f4c2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2022-04-05T14:40:15Z",
    "title_canon_sha256": "d030f6e7894c57d56d352f5c0d0131546c4b68a5fc715632049f88d8eefe39bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.02249",
    "kind": "arxiv",
    "version": 2
  }
}