Pith Number

pith:OC2DNCJT

pith:2017:OC2DNCJT576PM64NLEYOAQ3JXO

not attested not anchored not stored refs pending

Denoising a Point Cloud for Surface Reconstruction

Man-Kit Lau, Siu-Wing Cheng

arxiv:1704.04038 v2 · 2017-04-13 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OC2DNCJT576PM64NLEYOAQ3JXO}

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	2026-05-18T00:30:55.089434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70b4368933effcf67b8d5930e04369bb9b388e949d9f701f24db2eb7bcf1a593

Aliases

arxiv: 1704.04038 · arxiv_version: 1704.04038v2 · doi: 10.48550/arxiv.1704.04038 · pith_short_12: OC2DNCJT576P · pith_short_16: OC2DNCJT576PM64N · pith_short_8: OC2DNCJT

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/OC2DNCJT576PM64NLEYOAQ3JXO \
  | 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: 70b4368933effcf67b8d5930e04369bb9b388e949d9f701f24db2eb7bcf1a593

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19bf41177ad22d776d703ddbfd41b0205f7d0ff27f6dbe93f054ad594092bd7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2017-04-13T09:03:28Z",
    "title_canon_sha256": "1de549cb2ef1efe2177d37851fc9da5c1515f9d63e1edf87cd47be08d6b4d5a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04038",
    "kind": "arxiv",
    "version": 2
  }
}