Pith Number

pith:RP5UTSAC

pith:2025:RP5UTSACRYD6YHZDQYQVOP5ANQ

not attested not anchored not stored refs pending

Robust Inference with High-Dimensional Instruments

Qu Feng, Sombut Jaidee, Wenjie Wang

arxiv:2506.23834 v1 · 2025-06-30 · 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{RP5UTSACRYD6YHZDQYQVOP5ANQ}

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	2026-07-05T11:29:28.633140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bfb49c8028e07ec1f238621573fa06c101a00f1dab5a3aa33d0edb7804f325f

Aliases

arxiv: 2506.23834 · arxiv_version: 2506.23834v1 · doi: 10.48550/arxiv.2506.23834 · pith_short_12: RP5UTSACRYD6 · pith_short_16: RP5UTSACRYD6YHZD · pith_short_8: RP5UTSAC

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/RP5UTSACRYD6YHZDQYQVOP5ANQ \
  | 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: 8bfb49c8028e07ec1f238621573fa06c101a00f1dab5a3aa33d0edb7804f325f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3aa8da687f17351770ccbcee9e2da6a830122ac72ae5f1607e4700cf76b338b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2025-06-30T13:25:31Z",
    "title_canon_sha256": "684ef2241f7fbcdc2e1b066ed5d34b1383bf93eb7eea499c87c34bc672383b48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.23834",
    "kind": "arxiv",
    "version": 1
  }
}