Pith Number

pith:RT7DUEJQ

pith:2021:RT7DUEJQJRW4K3AMVB23LNQII6

not attested not anchored not stored refs pending

An Efficient Hypergraph Approach to Robust Point Cloud Resampling

Qinwen Deng, Songyang Zhang, Zhi Ding

arxiv:2103.06999 v1 · 2021-03-11 · 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{RT7DUEJQJRW4K3AMVB23LNQII6}

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	2026-07-05T04:00:50.310666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cfe3a11304c6dc56c0ca875b5b60847893ae81fddb8a79208619e4a2506fada

Aliases

arxiv: 2103.06999 · arxiv_version: 2103.06999v1 · doi: 10.48550/arxiv.2103.06999 · pith_short_12: RT7DUEJQJRW4 · pith_short_16: RT7DUEJQJRW4K3AM · pith_short_8: RT7DUEJQ

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/RT7DUEJQJRW4K3AMVB23LNQII6 \
  | 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: 8cfe3a11304c6dc56c0ca875b5b60847893ae81fddb8a79208619e4a2506fada

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca16bda5be5c96f2e1b77ee5213a7b6e4a2b99abb29ba2e44956bdfab3567a15",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-11T23:19:54Z",
    "title_canon_sha256": "67038c271a11893f52563337a82734c128a9aeb4c0445c6b38621ee8db3ff445"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.06999",
    "kind": "arxiv",
    "version": 1
  }
}