Pith Number

pith:J6NWAKBA

pith:2022:J6NWAKBA3KMB2MUMCSNRFATSPR

not attested not anchored not stored refs pending

PU-EVA: An Edge Vector based Approximation Solution for Flexible-scale Point Cloud Upsampling

Lulu Tang, Luqing Luo, Shizheng Wang, Wanyi Zhou, Zhi-Xin Yang

arxiv:2204.10750 v1 · 2022-04-22 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J6NWAKBA3KMB2MUMCSNRFATSPR}

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	2026-07-05T04:17:00.710861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f9b602820da981d328c149b1282727c72a4adbddf4495733929e1abda633e2b

Aliases

arxiv: 2204.10750 · arxiv_version: 2204.10750v1 · doi: 10.48550/arxiv.2204.10750 · pith_short_12: J6NWAKBA3KMB · pith_short_16: J6NWAKBA3KMB2MUM · pith_short_8: J6NWAKBA

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/J6NWAKBA3KMB2MUMCSNRFATSPR \
  | 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: 4f9b602820da981d328c149b1282727c72a4adbddf4495733929e1abda633e2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8a42845e8d83b1730433a6918af55b920b3b41e0f02e6a2a5242f4489fea64f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-04-22T15:14:05Z",
    "title_canon_sha256": "4d837a05542f2266d35cda185def0afcb3bee7348b3d1b8fab71697020137230"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.10750",
    "kind": "arxiv",
    "version": 1
  }
}