Pith Number

pith:G2Q7P4NF

pith:2022:G2Q7P4NF3NAEQTUS465QLKP62E

not attested not anchored not stored refs pending

Sparse SPN: Depth Completion from Sparse Keypoints

Derek Hoiem, Jae Yong Lee, Yuqun Wu

arxiv:2212.00987 v1 · 2022-12-02 · 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{G2Q7P4NF3NAEQTUS465QLKP62E}

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	2026-07-05T05:21:47.914718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36a1f7f1a5db40484e92e7bb05a9fed11741f803c0a5ada05993e42925dc0e54

Aliases

arxiv: 2212.00987 · arxiv_version: 2212.00987v1 · doi: 10.48550/arxiv.2212.00987 · pith_short_12: G2Q7P4NF3NAE · pith_short_16: G2Q7P4NF3NAEQTUS · pith_short_8: G2Q7P4NF

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/G2Q7P4NF3NAEQTUS465QLKP62E \
  | 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: 36a1f7f1a5db40484e92e7bb05a9fed11741f803c0a5ada05993e42925dc0e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc7bf9ac261178b166f059b7db7a13c2b27fb723a1df8e74c8dd29299b1fa7bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-12-02T05:45:04Z",
    "title_canon_sha256": "7c13fe3f5c13009c48dc3d084b142f579c8837cb20c010ccaa20b6c2dcd5d05c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.00987",
    "kind": "arxiv",
    "version": 1
  }
}