Pith Number

pith:ONCWW6Y7

pith:2021:ONCWW6Y7UPYJFMOGURA2KNPCUN

not attested not anchored not stored refs pending

Lossless Coding of Point Cloud Geometry using a Deep Generative Model

Dat Thanh Nguyen, Giuseppe Valenzise, Maurice Quach, Pierre Duhamel

arxiv:2107.00400 v1 · 2021-07-01 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ONCWW6Y7UPYJFMOGURA2KNPCUN}

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	2026-07-05T02:54:24.199468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73456b7b1fa3f092b1c6a441a535e2a348f01c398d4ff7930f6524be54eca017

Aliases

arxiv: 2107.00400 · arxiv_version: 2107.00400v1 · doi: 10.48550/arxiv.2107.00400 · pith_short_12: ONCWW6Y7UPYJ · pith_short_16: ONCWW6Y7UPYJFMOG · pith_short_8: ONCWW6Y7

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/ONCWW6Y7UPYJFMOGURA2KNPCUN \
  | 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: 73456b7b1fa3f092b1c6a441a535e2a348f01c398d4ff7930f6524be54eca017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0d2c27649eeecc90dc1d606093166c1b07bbd2988c62789795874b12432504f",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-07-01T12:20:22Z",
    "title_canon_sha256": "489bbd103db8cade254fb4d159e5a8825a265660c8efaab17cf4fa0ba06a38cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.00400",
    "kind": "arxiv",
    "version": 1
  }
}