Pith Number

pith:UZAB45GC

pith:2021:UZAB45GCOQPRBWOMVWGUSFUBRC

not attested not anchored not stored refs pending

Superquadric Object Representation for Optimization-based Semantic SLAM

Cesar Cadena, Florian Tschopp, Juan Nieto, Roland Siegwart

arxiv:2109.09627 v1 · 2021-09-20 · 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{UZAB45GCOQPRBWOMVWGUSFUBRC}

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.

Cited by

1 paper in Pith

Hierarchical Object Representation for Spatial Robot Perception: Points, Meshes, and Superquadrics

Receipt and verification

First computed	2026-07-05T03:15:48.153805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6401e74c2741f10d9ccad8d49168188991dfbc4cea79ba79e4b7f6472aebe29

Aliases

arxiv: 2109.09627 · arxiv_version: 2109.09627v1 · doi: 10.48550/arxiv.2109.09627 · pith_short_12: UZAB45GCOQPR · pith_short_16: UZAB45GCOQPRBWOM · pith_short_8: UZAB45GC

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/UZAB45GCOQPRBWOMVWGUSFUBRC \
  | 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: a6401e74c2741f10d9ccad8d49168188991dfbc4cea79ba79e4b7f6472aebe29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f796bd2a968f2796c7606dc678ce2d5b8bc4029730c8478cb6f1566902028f2f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-20T15:27:56Z",
    "title_canon_sha256": "2ed6b8d6d1be6f6a2619ce56eea02a8a9f48fadd97015705b287d25a680682c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09627",
    "kind": "arxiv",
    "version": 1
  }
}