Pith Number

pith:OGBQ7CDK

pith:2021:OGBQ7CDKPTZ27RVDI2BJWMBTCA

not attested not anchored not stored refs pending

Emotional Speech Synthesis for Companion Robot to Imitate Professional Caregiver Speech

Daichi Sugawara, Eriko Ankyu, Etsuko T. Harada, Kenji Nagamatsu, Qinghua Sun, Ryuta Takawaki, Takeshi Homma, Takuya Fujioka

arxiv:2109.12787 v1 · 2021-09-27 · cs.RO · 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{OGBQ7CDKPTZ27RVDI2BJWMBTCA}

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	2026-07-05T09:26:11.100412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71830f886a7cf3afc6a346829b30331000cf516ecafeec3ae8951eba3c93d005

Aliases

arxiv: 2109.12787 · arxiv_version: 2109.12787v1 · doi: 10.48550/arxiv.2109.12787 · pith_short_12: OGBQ7CDKPTZ2 · pith_short_16: OGBQ7CDKPTZ27RVD · pith_short_8: OGBQ7CDK

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/OGBQ7CDKPTZ27RVDI2BJWMBTCA \
  | 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: 71830f886a7cf3afc6a346829b30331000cf516ecafeec3ae8951eba3c93d005

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76d52f931961e9327aeb62799dced1786b58b9facbe1e7ab562c73466b3ea862",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-09-27T04:12:53Z",
    "title_canon_sha256": "cb629cbb7e814f5069a35c6f3950ba61e15be062e14c635721ed13295268022b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12787",
    "kind": "arxiv",
    "version": 1
  }
}