Pith Number

pith:H4LJJPN5

pith:2019:H4LJJPN5ZFYAI2SEOE6HIDQGIH

not attested not anchored not stored refs pending

Spatial Mixture Models with Learnable Deep Priors for Perceptual Grouping

Bin Li, Jinyang Yuan, Xiangyang Xue

arxiv:1902.02502 v2 · 2019-02-07 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4LJJPN5ZFYAI2SEOE6HIDQGIH}

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	2026-05-17T23:47:35.768910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f1694bdbdc970046a44713c740e0641e1cf0a3b1d2c0b852eb001c9c6fbd89a

Aliases

arxiv: 1902.02502 · arxiv_version: 1902.02502v2 · doi: 10.48550/arxiv.1902.02502 · pith_short_12: H4LJJPN5ZFYA · pith_short_16: H4LJJPN5ZFYAI2SE · pith_short_8: H4LJJPN5

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/H4LJJPN5ZFYAI2SEOE6HIDQGIH \
  | 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: 3f1694bdbdc970046a44713c740e0641e1cf0a3b1d2c0b852eb001c9c6fbd89a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d457e24bb3d8f62ae4fd1c917864bf0f48c75cb97473930b99073557aca8083d",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-07T07:33:12Z",
    "title_canon_sha256": "6ea5be9c947f9f99c9ca9d364ad1f274ece82d1188bfc6a23cf536106a8bff60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02502",
    "kind": "arxiv",
    "version": 2
  }
}