Pith Number

pith:3HQ3ZPCF

pith:2022:3HQ3ZPCFOTC57HCYB6X3Y2SLKZ

not attested not anchored not stored refs pending

Masked Autoencoders in 3D Point Cloud Representation Learning

Jincen Jiang, Lizhi Zhao, Meili Wang, Richard Dazeley, Xuequan Lu

arxiv:2207.01545 v2 · 2022-07-04 · 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{3HQ3ZPCFOTC57HCYB6X3Y2SLKZ}

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	2026-07-05T06:49:15.837176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9e1bcbc4574c5df9c580fafbc6a4b5647f8f3eb5780d42e8fc496f03a17ac57

Aliases

arxiv: 2207.01545 · arxiv_version: 2207.01545v2 · doi: 10.48550/arxiv.2207.01545 · pith_short_12: 3HQ3ZPCFOTC5 · pith_short_16: 3HQ3ZPCFOTC57HCY · pith_short_8: 3HQ3ZPCF

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/3HQ3ZPCFOTC57HCYB6X3Y2SLKZ \
  | 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: d9e1bcbc4574c5df9c580fafbc6a4b5647f8f3eb5780d42e8fc496f03a17ac57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d96f9f17ea1d4704593f099479a7bc2fa51184dd683023d6c586faafbaeb867d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-07-04T16:13:27Z",
    "title_canon_sha256": "6f61abbee353ce95f4fc486f27924521bcf8bd7c9655842f594ac8dfa8c413fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.01545",
    "kind": "arxiv",
    "version": 2
  }
}