Pith Number

pith:UFKCJEJ5

pith:2023:UFKCJEJ5K3ZYOXEPABHE63TT7G

not attested not anchored not stored refs pending

Density-invariant Features for Distant Point Cloud Registration

Hongyang Li, Hongzi Zhu, Minyi Guo, Quan Liu, Shan Chang, Yunsong Zhou

arxiv:2307.09788 v2 · 2023-07-19 · 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{UFKCJEJ5K3ZYOXEPABHE63TT7G}

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	2026-07-05T06:39:04.841814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a15424913d56f3875c8f004e4f6e73f9a592042e1f7fe30da52ef55492fbd17a

Aliases

arxiv: 2307.09788 · arxiv_version: 2307.09788v2 · doi: 10.48550/arxiv.2307.09788 · pith_short_12: UFKCJEJ5K3ZY · pith_short_16: UFKCJEJ5K3ZYOXEP · pith_short_8: UFKCJEJ5

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/UFKCJEJ5K3ZYOXEPABHE63TT7G \
  | 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: a15424913d56f3875c8f004e4f6e73f9a592042e1f7fe30da52ef55492fbd17a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b49b67cf605c7efb32aef8f935ed91cb16c654bb89c18f582bf35d1de6a7bf34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-07-19T07:11:45Z",
    "title_canon_sha256": "4589b70b78312591753571adf0f5e48982a15fce7db86f0fda11f9db3f75d538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.09788",
    "kind": "arxiv",
    "version": 2
  }
}