Pith Number

pith:RWKLKJ7X

pith:2020:RWKLKJ7XD6WKPKVEPCSPEEPEJ2

not attested not anchored not stored refs pending

Learning-based lossless compression of 3D point cloud geometry

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

arxiv:2011.14700 v2 · 2020-11-30 · 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{RWKLKJ7XD6WKPKVEPCSPEEPEJ2}

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	2026-07-05T02:33:23.822945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d94b527f71faca7aaa478a4f211e44ebc09a2f522ecbaa33422d975dd4fbe46

Aliases

arxiv: 2011.14700 · arxiv_version: 2011.14700v2 · doi: 10.48550/arxiv.2011.14700 · pith_short_12: RWKLKJ7XD6WK · pith_short_16: RWKLKJ7XD6WKPKVE · pith_short_8: RWKLKJ7X

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/RWKLKJ7XD6WKPKVEPCSPEEPEJ2 \
  | 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: 8d94b527f71faca7aaa478a4f211e44ebc09a2f522ecbaa33422d975dd4fbe46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75918ff70a07ab0bd4f88bbd2e4c5871c5b9323a35755a41235be5863a77042d",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-11-30T11:27:16Z",
    "title_canon_sha256": "40405b296c080dbaff5c0846d3d68a49c885653dcda94bfeb5fbe80503d8a5bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.14700",
    "kind": "arxiv",
    "version": 2
  }
}