Pith Number

pith:KLJZDJV6

pith:2019:KLJZDJV6P3KKQLZFQJX4RQO443

not attested not anchored not stored refs pending

A Hierarchical Decoding Model For Spoken Language Understanding From Unaligned Data

Kai Yu, Su Zhu, Zijian Zhao

arxiv:1904.04498 v1 · 2019-04-09 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KLJZDJV6P3KKQLZFQJX4RQO443}

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	2026-05-17T23:48:58.907922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52d391a6be7ed4a82f25826fc8c1dce6ecf8bc0048deedaed0bf7e7a2240812b

Aliases

arxiv: 1904.04498 · arxiv_version: 1904.04498v1 · doi: 10.48550/arxiv.1904.04498 · pith_short_12: KLJZDJV6P3KK · pith_short_16: KLJZDJV6P3KKQLZF · pith_short_8: KLJZDJV6

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/KLJZDJV6P3KKQLZFQJX4RQO443 \
  | 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: 52d391a6be7ed4a82f25826fc8c1dce6ecf8bc0048deedaed0bf7e7a2240812b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9445049204a453be816639d2e197726a909a5225815e8f1ae431aeee9064f0d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-09T07:26:25Z",
    "title_canon_sha256": "ee70664f1cf5211f69fa52ae16f826b8372d4ec6d6b8fb7a952276f7a22d2c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04498",
    "kind": "arxiv",
    "version": 1
  }
}