Pith Number

pith:ZPQMQNCY

pith:2024:ZPQMQNCYA2XQSVUPSP745IRFBH

not attested not anchored not stored refs pending

Hyperbolic Chamfer Distance for Point Cloud Completion and Beyond

Fangzhou Lin, Haichong K. Zhang, Haotian Liu, Kazunori D Yamada, Shang Gao, Songlin Hou, Ziming Zhang

arxiv:2412.17951 v1 · 2024-12-23 · 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{ZPQMQNCYA2XQSVUPSP745IRFBH}

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	2026-07-05T09:53:31.226590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbe0c8345806af09568f93ffcea22509fffa350b86775361a4f5435b4b05e3b3

Aliases

arxiv: 2412.17951 · arxiv_version: 2412.17951v1 · doi: 10.48550/arxiv.2412.17951 · pith_short_12: ZPQMQNCYA2XQ · pith_short_16: ZPQMQNCYA2XQSVUP · pith_short_8: ZPQMQNCY

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/ZPQMQNCYA2XQSVUPSP745IRFBH \
  | 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: cbe0c8345806af09568f93ffcea22509fffa350b86775361a4f5435b4b05e3b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31211639f17b00b4ce99da179daa444deb39f7d8ef6c42ef6511502db6c7761c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-12-23T20:04:07Z",
    "title_canon_sha256": "be672ff28487ca05b82eb5b44ad84bd31916f1c3b161251be054389fd8169a70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.17951",
    "kind": "arxiv",
    "version": 1
  }
}