Pith Number

pith:2GEMH7DM

pith:2021:2GEMH7DMWWP6ZN2ORMWABQTIMV

not attested not anchored not stored refs pending

Pairwise Point Cloud Registration using Graph Matching and Rotation-invariant Features

Rong Huang, Uwe Stilla, Wei Yao, Yusheng Xu, Zhen Ye

arxiv:2105.02151 v1 · 2021-05-05 · 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{2GEMH7DMWWP6ZN2ORMWABQTIMV}

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	2026-07-05T03:56:46.679117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d188c3fc6cb59fecb74e8b2c00c2686561b40e44ff3f312ee26983e06a4b854b

Aliases

arxiv: 2105.02151 · arxiv_version: 2105.02151v1 · doi: 10.48550/arxiv.2105.02151 · pith_short_12: 2GEMH7DMWWP6 · pith_short_16: 2GEMH7DMWWP6ZN2O · pith_short_8: 2GEMH7DM

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/2GEMH7DMWWP6ZN2ORMWABQTIMV \
  | 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: d188c3fc6cb59fecb74e8b2c00c2686561b40e44ff3f312ee26983e06a4b854b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ef53b21138d783b1fc285987c7c606957a5b241125cf8626f247ff392a2553",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-05T16:03:05Z",
    "title_canon_sha256": "1bda569561f6dbc82cb81f61351ecc2e7433a637a7966c1ad1e98829bfda8f8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02151",
    "kind": "arxiv",
    "version": 1
  }
}