Pith Number

pith:R4GT4RYY

pith:2023:R4GT4RYYHBS3KOICTDD6TXGM2L

not attested not anchored not stored refs pending

Generalized Automatic Least Squares: Efficiency Gains from Misspecified Heteroscedasticity Models

Bulat Gafarov

arxiv:2304.07331 v1 · 2023-04-14 · econ.EM · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4GT4RYYHBS3KOICTDD6TXGM2L}

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	2026-07-05T06:01:19.955549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0d3e47183865b5390298c7e9dcccd2c8a74f0a825ab479ca505b750260efec

Aliases

arxiv: 2304.07331 · arxiv_version: 2304.07331v1 · doi: 10.48550/arxiv.2304.07331 · pith_short_12: R4GT4RYYHBS3 · pith_short_16: R4GT4RYYHBS3KOIC · pith_short_8: R4GT4RYY

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/R4GT4RYYHBS3KOICTDD6TXGM2L \
  | 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: 8f0d3e47183865b5390298c7e9dcccd2c8a74f0a825ab479ca505b750260efec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "311205cdffbcd338072a8dc6e1adbf2226037fed91705a71fc3c6c6abd3005c7",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2023-04-14T18:05:30Z",
    "title_canon_sha256": "eefa4ebc48a8d0a23aff7419511e07b357badf0a6a6f249519cd220a3a3719e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.07331",
    "kind": "arxiv",
    "version": 1
  }
}