Pith Number

pith:37D563HT

pith:2019:37D563HTL7DMPMEIITKPJWM6JM

not attested not anchored not stored refs pending

3D Point Cloud Denoising via Deep Neural Network based Local Surface Estimation

Chaojing Duan, Jelena Kovacevic, Siheng Chen

arxiv:1904.04427 v1 · 2019-04-09 · cs.CV · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37D563HTL7DMPMEIITKPJWM6JM}

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	2026-05-17T23:48:59.031794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfc7df6cf35fc6c7b08844d4f4d99e4b265396e07391fb0f08fe9c400c10a01a

Aliases

arxiv: 1904.04427 · arxiv_version: 1904.04427v1 · doi: 10.48550/arxiv.1904.04427 · pith_short_12: 37D563HTL7DM · pith_short_16: 37D563HTL7DMPMEI · pith_short_8: 37D563HT

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/37D563HTL7DMPMEIITKPJWM6JM \
  | 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: dfc7df6cf35fc6c7b08844d4f4d99e4b265396e07391fb0f08fe9c400c10a01a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ee0bf9e2b8318f47a7b2dc0ea8d143d40ffb714629bd546b3720059ef38199a",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-09T02:29:39Z",
    "title_canon_sha256": "3dc6c68e4dc0b1638a7c1b0e278d866dbcd2e914b94566f2d330b14f6f458437"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04427",
    "kind": "arxiv",
    "version": 1
  }
}