Pith Number

pith:Y6O2LLG7

pith:2021:Y6O2LLG7BTBLW5CHCHWV2XY6RP

not attested not anchored not stored refs pending

PnP-3D: A Plug-and-Play for 3D Point Clouds

Nick Barnes, Saeed Anwar, Shi Qiu

arxiv:2108.07378 v2 · 2021-08-16 · 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{Y6O2LLG7BTBLW5CHCHWV2XY6RP}

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	2026-07-05T03:41:40.313703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c79da5acdf0cc2bb744711ed5d5f1e8be91831ab44eef5fd7e5e448e31bf8b3a

Aliases

arxiv: 2108.07378 · arxiv_version: 2108.07378v2 · doi: 10.48550/arxiv.2108.07378 · pith_short_12: Y6O2LLG7BTBL · pith_short_16: Y6O2LLG7BTBLW5CH · pith_short_8: Y6O2LLG7

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/Y6O2LLG7BTBLW5CHCHWV2XY6RP \
  | 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: c79da5acdf0cc2bb744711ed5d5f1e8be91831ab44eef5fd7e5e448e31bf8b3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91895e61343658c340d60c764f7b12d2da2f7bb61e2eab4cbb0b7108c24914fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-16T23:59:43Z",
    "title_canon_sha256": "814bd1adee2ee8603daab04ec68c246404d67c35b906d2cb4b838a283e55b413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07378",
    "kind": "arxiv",
    "version": 2
  }
}