Pith Number

pith:4ZF3QQNA

pith:2020:4ZF3QQNAVKF2AB6DO5TAX7M6E3

not attested not anchored not stored refs pending

A Registration-aided Domain Adaptation Network for 3D Point Cloud Based Place Recognition

Hanjiang Hu, Hesheng Wang, Siyuan Chen, Weiang Shi, Zhe Liu, Zhijian Qiao

arxiv:2012.05018 v2 · 2020-12-09 · 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{4ZF3QQNAVKF2AB6DO5TAX7M6E3}

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	2026-07-05T03:03:06.530697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e64bb841a0aa8ba007c377660bfd9e26d1e28a4b5495f32b831b16e95fcbfb66

Aliases

arxiv: 2012.05018 · arxiv_version: 2012.05018v2 · doi: 10.48550/arxiv.2012.05018 · pith_short_12: 4ZF3QQNAVKF2 · pith_short_16: 4ZF3QQNAVKF2AB6D · pith_short_8: 4ZF3QQNA

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/4ZF3QQNAVKF2AB6DO5TAX7M6E3 \
  | 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: e64bb841a0aa8ba007c377660bfd9e26d1e28a4b5495f32b831b16e95fcbfb66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68eb89cf01100a5d0c525b12767798973257ea4194da5d6570ec51bb0cbbea70",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-09T12:56:01Z",
    "title_canon_sha256": "86409c39973969e4f858de014557ed2f903e9027d8c32bf76caa9779f91230e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.05018",
    "kind": "arxiv",
    "version": 2
  }
}