Pith Number

pith:TOTSJUL4

pith:2023:TOTSJUL4ZUR7WS5DNSCNCLPGIQ

not attested not anchored not stored refs pending

SemanticTopoLoop: Semantic Loop Closure With 3D Topological Graph Based on Quadric-Level Object Map

Zhenzhong Cao

arxiv:2311.02831 v3 · 2023-11-06 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TOTSJUL4ZUR7WS5DNSCNCLPGIQ}

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	2026-07-05T07:10:51.026815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ba724d17ccd23fb4ba36c84d12de64413d4a1bfecc619d5ff67fdb21af06f06

Aliases

arxiv: 2311.02831 · arxiv_version: 2311.02831v3 · doi: 10.48550/arxiv.2311.02831 · pith_short_12: TOTSJUL4ZUR7 · pith_short_16: TOTSJUL4ZUR7WS5D · pith_short_8: TOTSJUL4

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/TOTSJUL4ZUR7WS5DNSCNCLPGIQ \
  | 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: 9ba724d17ccd23fb4ba36c84d12de64413d4a1bfecc619d5ff67fdb21af06f06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60667e4e020a7214b4dfc18e8ef5139590c475ff8bb6855837d1006f401140e0",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-11-06T02:30:30Z",
    "title_canon_sha256": "6950a45fffcb799de10cb1997762751a0a7ab0de98ae3221eb0f7ac259a75d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.02831",
    "kind": "arxiv",
    "version": 3
  }
}