Pith Number

pith:V7ACBXO7

pith:2020:V7ACBXO7EMP3R7PJO4J2DOJCO6

not attested not anchored not stored refs pending

Speech Quality Factors for Traditional and Neural-Based Low Bit Rate Vocoders

Andrew Hines, Jan Skoglund, Michael Chinen, Wissam A. Jassim

arxiv:2003.11882 v1 · 2020-03-26 · 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{V7ACBXO7EMP3R7PJO4J2DOJCO6}

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	2026-07-05T00:50:48.200396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afc020dddf231fb8fde97713a1b9227787bb8a44d36691b6eb64fd5b1a668cf9

Aliases

arxiv: 2003.11882 · arxiv_version: 2003.11882v1 · doi: 10.48550/arxiv.2003.11882 · pith_short_12: V7ACBXO7EMP3 · pith_short_16: V7ACBXO7EMP3R7PJ · pith_short_8: V7ACBXO7

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/V7ACBXO7EMP3R7PJO4J2DOJCO6 \
  | 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: afc020dddf231fb8fde97713a1b9227787bb8a44d36691b6eb64fd5b1a668cf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1a2d31d33000a41e9e36a29dac9475e206b7cc9f9c2c26849e28160af99f70f",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2020-03-26T13:19:43Z",
    "title_canon_sha256": "fe2fbb808cf7382674d9f5c19112f8b0f6be3c4c26e7333922bc44a51b23cb0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11882",
    "kind": "arxiv",
    "version": 1
  }
}