Pith Number

pith:Y5VLA4PA

pith:2019:Y5VLA4PAGPKLRODOR2EKESEL6W

not attested not anchored not stored refs pending

Exploiting Syntactic Features in a Parsed Tree to Improve End-to-End TTS

Frank K. Soong, Haohan Guo, Lei He, Lei Xie

arxiv:1904.04764 v1 · 2019-04-09 · cs.CL · cs.AI · cs.LG · 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{Y5VLA4PAGPKLRODOR2EKESEL6W}

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	2026-05-17T23:48:58.211068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c76ab071e033d4b8b86e8e88a2488bf58aa08ffcf7c18f0048a724d7c143d2a3

Aliases

arxiv: 1904.04764 · arxiv_version: 1904.04764v1 · doi: 10.48550/arxiv.1904.04764 · pith_short_12: Y5VLA4PAGPKL · pith_short_16: Y5VLA4PAGPKLRODO · pith_short_8: Y5VLA4PA

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/Y5VLA4PAGPKLRODOR2EKESEL6W \
  | 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: c76ab071e033d4b8b86e8e88a2488bf58aa08ffcf7c18f0048a724d7c143d2a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af4a55ab31ac31648190e625979d092cf6fa677bd928eef85cbcd552683deec1",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-09T16:20:52Z",
    "title_canon_sha256": "68a5d23506de862a96315b12c3c99c1d3e69c5c71d49f470e750346244684026"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04764",
    "kind": "arxiv",
    "version": 1
  }
}