Pith Number

pith:7UCDCCYL

pith:2021:7UCDCCYLBVF54M2X6CZTOH7OIH

not attested not anchored not stored refs pending

Probabilistic partition of unity networks: clustering based deep approximation

Andy Huang, Kookjin Lee, Mamikon Gulian, Nat Trask

arxiv:2107.03066 v1 · 2021-07-07 · 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{7UCDCCYLBVF54M2X6CZTOH7OIH}

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	2026-07-05T02:55:59.807596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd04310b0b0d4bde3357f0b3371fee41fa0c1c7a5270d46ac51e6cd4e5280839

Aliases

arxiv: 2107.03066 · arxiv_version: 2107.03066v1 · doi: 10.48550/arxiv.2107.03066 · pith_short_12: 7UCDCCYLBVF5 · pith_short_16: 7UCDCCYLBVF54M2X · pith_short_8: 7UCDCCYL

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/7UCDCCYLBVF54M2X6CZTOH7OIH \
  | 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: fd04310b0b0d4bde3357f0b3371fee41fa0c1c7a5270d46ac51e6cd4e5280839

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b1b18047b57cd5e0140c673d9f1003fea57facf9d76e5ebe1716406927cb699",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-07-07T08:02:00Z",
    "title_canon_sha256": "40ea137032e9e65217ec9b5af5c369100b8e46ed45f66eb1aa8a14f856a9f1c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.03066",
    "kind": "arxiv",
    "version": 1
  }
}