Pith Number

pith:HAJFOFLX

pith:2019:HAJFOFLX5EKYEZFRDBTL3LK4UN

not attested not anchored not stored refs pending

Denoising convolutional autoencoder based B-mode ultrasound tongue image feature extraction

Bo Li, Dawei Feng, Haibo Mi, Huaimin Wang, Jian Zhu, Kele Xu

arxiv:1903.00888 v1 · 2019-03-03 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HAJFOFLX5EKYEZFRDBTL3LK4UN}

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	2026-05-17T23:52:12.919880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3812571577e9158264b11866bdad5ca372338f52c2fb3b6926083b2d6dc0a9c5

Aliases

arxiv: 1903.00888 · arxiv_version: 1903.00888v1 · doi: 10.48550/arxiv.1903.00888 · pith_short_12: HAJFOFLX5EKY · pith_short_16: HAJFOFLX5EKYEZFR · pith_short_8: HAJFOFLX

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/HAJFOFLX5EKYEZFRDBTL3LK4UN \
  | 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: 3812571577e9158264b11866bdad5ca372338f52c2fb3b6926083b2d6dc0a9c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "005a2538afecc7354fa69977af33f2486051cba2fef06d4b0c04ec6b170e48ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-03-03T12:28:04Z",
    "title_canon_sha256": "2af735a78add382227edd54c7b600f156af92d28a0b860948494becb8b8e0133"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00888",
    "kind": "arxiv",
    "version": 1
  }
}