Pith Number

pith:QVCQXKBU

pith:2017:QVCQXKBULLLYNB426S6AHKETQG

not attested not anchored not stored refs pending

Techniques and Challenges in Speech Synthesis

David Ferris

arxiv:1709.07552 v1 · 2017-09-22 · 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{QVCQXKBULLLYNB426S6AHKETQG}

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	2026-05-18T00:34:32.862911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85450ba8345ad786879af4bc03a89381956189bd4c521232c80b9ad8420160ce

Aliases

arxiv: 1709.07552 · arxiv_version: 1709.07552v1 · doi: 10.48550/arxiv.1709.07552 · pith_short_12: QVCQXKBULLLY · pith_short_16: QVCQXKBULLLYNB42 · pith_short_8: QVCQXKBU

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/QVCQXKBULLLYNB426S6AHKETQG \
  | 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: 85450ba8345ad786879af4bc03a89381956189bd4c521232c80b9ad8420160ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04071971769bc559856485f03a11d02e35d76a88dd4fa9313be5d85a20785cb4",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2017-09-22T00:45:12Z",
    "title_canon_sha256": "31489036a0108abacecd244c8525a75f8f3ff93c6d98589a1e4cb1f6df6e0eaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07552",
    "kind": "arxiv",
    "version": 1
  }
}