Pith Number

pith:FJQ4KEUX

pith:2022:FJQ4KEUXLRETJEEDE6IKPS6KLR

not attested not anchored not stored refs pending

SnapshotNet: Self-supervised Feature Learning for Point Cloud Data Segmentation Using Minimal Labeled Data

Ling Zhang, Xingye Li, Zhigang Zhu

arxiv:2201.04833 v1 · 2022-01-13 · 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{FJQ4KEUXLRETJEEDE6IKPS6KLR}

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	2026-07-05T03:48:13.328770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a61c512975c493490832790a7cbca5c4a041f2793adec8e0469210352a85b80

Aliases

arxiv: 2201.04833 · arxiv_version: 2201.04833v1 · doi: 10.48550/arxiv.2201.04833 · pith_short_12: FJQ4KEUXLRET · pith_short_16: FJQ4KEUXLRETJEED · pith_short_8: FJQ4KEUX

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/FJQ4KEUXLRETJEEDE6IKPS6KLR \
  | 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: 2a61c512975c493490832790a7cbca5c4a041f2793adec8e0469210352a85b80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "893d8c0b52834c706c1c39e3b63fdfdc5e5ce5e32fe5d73bd492669d014eadef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-01-13T08:33:53Z",
    "title_canon_sha256": "dbc5cd052e468b1a67b4571eaa8404287779ad08e2ecf59945ad0e4d41833eff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04833",
    "kind": "arxiv",
    "version": 1
  }
}