Pith Number

pith:6PBEWS6N

pith:2021:6PBEWS6NYCSLGD5TMVUX3LZPYM

not attested not anchored not stored refs pending

Compressed Geometric Arrays for Point Cloud Processing

Hoda Roodaki, Mahdi Nazm Bojnordi

arxiv:2110.11616 v1 · 2021-10-22 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6PBEWS6NYCSLGD5TMVUX3LZPYM}

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	2026-07-05T03:24:49.544750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3c24b4bcdc0a4b30fb365697daf2fc33ea30bc25525e77a2ac7b439b1327074

Aliases

arxiv: 2110.11616 · arxiv_version: 2110.11616v1 · doi: 10.48550/arxiv.2110.11616 · pith_short_12: 6PBEWS6NYCSL · pith_short_16: 6PBEWS6NYCSLGD5T · pith_short_8: 6PBEWS6N

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/6PBEWS6NYCSLGD5TMVUX3LZPYM \
  | 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: f3c24b4bcdc0a4b30fb365697daf2fc33ea30bc25525e77a2ac7b439b1327074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf61f7f2a4b381c1d4fe53c9e7cabf4224628f1439847dc7a57e115ad898fa6c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2021-10-22T06:43:55Z",
    "title_canon_sha256": "0f4a36913e0d287c80c1d957474a8c5ebcea08a802f79133284ea2b250443925"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.11616",
    "kind": "arxiv",
    "version": 1
  }
}