Pith Number

pith:WL7HZYPW

pith:2026:WL7HZYPWW5NWTZ2JPVMDIGGL2W

not attested not anchored not stored refs pending

Inference for Fixed Effects Estimators when Panels are Unbalanced

Amrei Stammann, Daniel Czarnowske

arxiv:2607.10246 v1 · 2026-07-11 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WL7HZYPWW5NWTZ2JPVMDIGGL2W}

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	2026-07-14T01:20:32.629331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2fe7ce1f6b75b69e7497d583418cbd5bf282cfcfded073c71501be65890da0f

Aliases

arxiv: 2607.10246 · arxiv_version: 2607.10246v1 · doi: 10.48550/arxiv.2607.10246 · pith_short_12: WL7HZYPWW5NW · pith_short_16: WL7HZYPWW5NWTZ2J · pith_short_8: WL7HZYPW

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/WL7HZYPWW5NWTZ2JPVMDIGGL2W \
  | 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: b2fe7ce1f6b75b69e7497d583418cbd5bf282cfcfded073c71501be65890da0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cac725a0c0dbf2ba37edc73f1898c872f96b6b97f177332c8e7e9411f201657",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-07-11T10:22:02Z",
    "title_canon_sha256": "a4f8ec1cbc5f092b2d3c5ba389cf675332d0a5fa1cc5a511fb87624960001b76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10246",
    "kind": "arxiv",
    "version": 1
  }
}