Pith Number

pith:MRG2GQVX

pith:2023:MRG2GQVXES4USUWPRDJVZ2NDTZ

not attested not anchored not stored refs pending

Contour Context: Abstract Structural Distribution for 3D LiDAR Loop Detection and Metric Pose Estimation

Binqian Jiang, Shaojie Shen

arxiv:2302.06149 v1 · 2023-02-13 · cs.RO · 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{MRG2GQVXES4USUWPRDJVZ2NDTZ}

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	2026-07-05T06:28:58.811295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

644da342b724b94952cf88d35ce9a39e440538c7ba54ca1163c1e943dd113cd3

Aliases

arxiv: 2302.06149 · arxiv_version: 2302.06149v1 · doi: 10.48550/arxiv.2302.06149 · pith_short_12: MRG2GQVXES4U · pith_short_16: MRG2GQVXES4USUWP · pith_short_8: MRG2GQVX

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/MRG2GQVXES4USUWPRDJVZ2NDTZ \
  | 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: 644da342b724b94952cf88d35ce9a39e440538c7ba54ca1163c1e943dd113cd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0aff8b17cbad128797809c6c661bc2fe3726e1dbce14e5e5c4c790898ec4be6",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2023-02-13T07:18:24Z",
    "title_canon_sha256": "047db0576995c99ed9744673ea28087cf004a0a724cc9ac420626077f99f57f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.06149",
    "kind": "arxiv",
    "version": 1
  }
}