Pith Number

pith:KNH4ME7O

pith:2021:KNH4ME7OYC3IL3SRM64JB7DC6G

not attested not anchored not stored refs pending

Forest Guided Smoothing

Isabella Verdinelli, Larry Wasserman

arxiv:2103.05092 v1 · 2021-03-08 · stat.ML · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KNH4ME7OYC3IL3SRM64JB7DC6G}

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	2026-07-05T02:21:22.248567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

534fc613eec0b685ee5167b890fc62f1baf8d6c128c0a7c68ad24b6d3bcd4973

Aliases

arxiv: 2103.05092 · arxiv_version: 2103.05092v1 · doi: 10.48550/arxiv.2103.05092 · pith_short_12: KNH4ME7OYC3I · pith_short_16: KNH4ME7OYC3IL3SR · pith_short_8: KNH4ME7O

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/KNH4ME7OYC3IL3SRM64JB7DC6G \
  | 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: 534fc613eec0b685ee5167b890fc62f1baf8d6c128c0a7c68ad24b6d3bcd4973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f2b467536ccc502397667547ce6aff9e4e8a5a6fe13b76edca80e667d08a41",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-03-08T21:49:52Z",
    "title_canon_sha256": "00d23f5800a61006f6b449208c31832139d0e2cd6097dce10e126743aa0c8303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05092",
    "kind": "arxiv",
    "version": 1
  }
}