Pith Number

pith:FRZWW6Z7

pith:2026:FRZWW6Z72QCW7PMLPGK5GJISM3

not attested not anchored not stored refs pending

Shrinkage-Constrained Functional Calibration for Complex Computer Models

Enrique Martinez, Liam Myhill, Sez Russcher

arxiv:2605.30492 v1 · 2026-05-28 · stat.ME · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRZWW6Z72QCW7PMLPGK5GJISM3}

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	2026-06-01T01:02:57.339056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c736b7b3fd4056fbd8b7995d3251266e8da3bd0693e4fa5e37c3f173e8c09a7

Aliases

arxiv: 2605.30492 · arxiv_version: 2605.30492v1 · doi: 10.48550/arxiv.2605.30492 · pith_short_12: FRZWW6Z72QCW · pith_short_16: FRZWW6Z72QCW7PML · pith_short_8: FRZWW6Z7

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/FRZWW6Z72QCW7PMLPGK5GJISM3 \
  | 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: 2c736b7b3fd4056fbd8b7995d3251266e8da3bd0693e4fa5e37c3f173e8c09a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a00a50a60da933dee2480a5c7a1fd870c616316bac39421ac307d978a6bd0c0c",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-28T19:16:36Z",
    "title_canon_sha256": "14390d7d0136a6d9ae8f36cbd05e7f272f6291c1b973d8008abdaa0f2a3145cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30492",
    "kind": "arxiv",
    "version": 1
  }
}