Pith Number

pith:FSSZHGDE

pith:2026:FSSZHGDESBOOXY37VJL3YLECPR

not attested not anchored not stored refs pending

Proper Calibeating

Dean P. Foster, Sergiu Hart

arxiv:2605.26703 v1 · 2026-05-26 · econ.TH · 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{FSSZHGDESBOOXY37VJL3YLECPR}

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	2026-05-27T01:06:06.848556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca5939864905cebe37faa57bc2c827c44479fdf5b45f935fda4ed2da1e8f99b

Aliases

arxiv: 2605.26703 · arxiv_version: 2605.26703v1 · doi: 10.48550/arxiv.2605.26703 · pith_short_12: FSSZHGDESBOO · pith_short_16: FSSZHGDESBOOXY37 · pith_short_8: FSSZHGDE

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/FSSZHGDESBOOXY37VJL3YLECPR \
  | 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: 2ca5939864905cebe37faa57bc2c827c44479fdf5b45f935fda4ed2da1e8f99b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fd16d013e90401ccd967006d294a36bb7b33dfb3e1ef7160155cb7436fee7d7",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2026-05-26T08:44:45Z",
    "title_canon_sha256": "699fa497937bd67a723b98122ace7b316ede96e9a3d818cf1f61fdbe77d45215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26703",
    "kind": "arxiv",
    "version": 1
  }
}