Pith Number

pith:2W6KAQ3D

pith:2020:2W6KAQ3DSUJS7C4ULI6ICLJAFJ

not attested not anchored not stored refs pending

Impact of the Number of Votes on the Reliability and Validity of Subjective Speech Quality Assessment in the Crowdsourcing Approach

Babak Naderi, Florian Metzger, Matthias Hirth, Rafael Zequeira Jim\'enez, Sebastian M\"oller, Tobias Hossfeld

arxiv:2003.11300 v1 · 2020-03-25 · cs.MM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2W6KAQ3DSUJS7C4ULI6ICLJAFJ}

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	2026-07-05T01:39:12.481641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5bca0436395132f8b945a3c812d202a48d67ad94d0c17142a9f906ccb5712e8

Aliases

arxiv: 2003.11300 · arxiv_version: 2003.11300v1 · doi: 10.48550/arxiv.2003.11300 · pith_short_12: 2W6KAQ3DSUJS · pith_short_16: 2W6KAQ3DSUJS7C4U · pith_short_8: 2W6KAQ3D

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/2W6KAQ3DSUJS7C4ULI6ICLJAFJ \
  | 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: d5bca0436395132f8b945a3c812d202a48d67ad94d0c17142a9f906ccb5712e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e24a67327d0f41a025c0dfd3f8d2f94f02d1a96edb3c14c5272d67d813108f32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2020-03-25T10:15:27Z",
    "title_canon_sha256": "cc6df3416ba50cf0e82a7b8ca50806bcca3dc67c47e8d3058d7bafe46fc88eff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11300",
    "kind": "arxiv",
    "version": 1
  }
}