Pith Number

pith:5LRXEWAZ

pith:2026:5LRXEWAZV6IGIFKITQMGJY4GQO

not attested not anchored not stored refs pending

What's the Magic Formula Instrument?

Alexander Torgovitsky (University of Chicago, Harris School of Public Policy), Kenneth C. Griffin Department of Economics), Peizan Sheng (University of Chicago

arxiv:2606.21569 v1 · 2026-06-19 · econ.EM · 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{5LRXEWAZV6IGIFKITQMGJY4GQO}

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	2026-06-23T01:13:14.937438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eae3725819af906415489c1864e38683a005c577720d9db8d3c7aaff21e370f4

Aliases

arxiv: 2606.21569 · arxiv_version: 2606.21569v1 · doi: 10.48550/arxiv.2606.21569 · pith_short_12: 5LRXEWAZV6IG · pith_short_16: 5LRXEWAZV6IGIFKI · pith_short_8: 5LRXEWAZ

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/5LRXEWAZV6IGIFKITQMGJY4GQO \
  | 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: eae3725819af906415489c1864e38683a005c577720d9db8d3c7aaff21e370f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac476a04ecb1b49535a185a0c77893b9c8d0f124e301716ffb8c18312af8611",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-06-19T16:09:50Z",
    "title_canon_sha256": "0242012948992b04b14cc99f4b02106e181aabfafdbabfc564561027bfd1bd23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21569",
    "kind": "arxiv",
    "version": 1
  }
}