Pith Number

pith:IYKNDG4C

pith:2020:IYKNDG4CVFJKNJVMKDSVRI5T4B

not attested not anchored not stored refs pending

Semi-Exact Control Functionals From Sard's Method

Chris. J. Oates, Chris Nemeth, Leah F. South, Mark Girolami, Toni Karvonen

arxiv:2002.00033 v4 · 2020-01-31 · stat.CO · 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{IYKNDG4CVFJKNJVMKDSVRI5T4B}

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	2026-07-05T02:37:55.067822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4614d19b82a952a6a6ac50e558a3b3e06b306b68056955e7200f457fb877e4e9

Aliases

arxiv: 2002.00033 · arxiv_version: 2002.00033v4 · doi: 10.48550/arxiv.2002.00033 · pith_short_12: IYKNDG4CVFJK · pith_short_16: IYKNDG4CVFJKNJVM · pith_short_8: IYKNDG4C

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/IYKNDG4CVFJKNJVMKDSVRI5T4B \
  | 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: 4614d19b82a952a6a6ac50e558a3b3e06b306b68056955e7200f457fb877e4e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c6270a44e485cbebd2187f99f32a42d01850a05f90d4df285f7fad3c9b120b5",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2020-01-31T19:27:04Z",
    "title_canon_sha256": "9aa2a4e30ea4bf880e1e006fa5b064b24dc89da1207ab269df2d95b21477fbfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00033",
    "kind": "arxiv",
    "version": 4
  }
}