Pith Number

pith:L55CRDLD

pith:2021:L55CRDLD25LDI7V4CL2BOVUPRP

not attested not anchored not stored refs pending

PTTR: Relational 3D Point Cloud Object Tracking with Transformer

Changqing Zhou, Haiyu Zhao, Liang Pan, Shijian Lu, Tianrui Liu, Yueru Luo, Zhipeng Luo, Zhongang Cai

arxiv:2112.02857 v5 · 2021-12-06 · 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{L55CRDLD25LDI7V4CL2BOVUPRP}

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	2026-07-05T04:09:59.779751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f7a288d63d756347ebc12f417568f8bf83ac304a2a0c64ee3139d1a5e335f37

Aliases

arxiv: 2112.02857 · arxiv_version: 2112.02857v5 · doi: 10.48550/arxiv.2112.02857 · pith_short_12: L55CRDLD25LD · pith_short_16: L55CRDLD25LDI7V4 · pith_short_8: L55CRDLD

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/L55CRDLD25LDI7V4CL2BOVUPRP \
  | 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: 5f7a288d63d756347ebc12f417568f8bf83ac304a2a0c64ee3139d1a5e335f37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad58c8ffe96b4b2ebbb8ee78dcaa605d0473b48068f36b0abdfd6c02e6969e95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-06T08:28:05Z",
    "title_canon_sha256": "73f67d94bc2786350543d490da2a08ec0f758b5646d7cb7ac5702c2e1c8918cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.02857",
    "kind": "arxiv",
    "version": 5
  }
}