Pith Number

pith:63VIVQ6N

pith:2025:63VIVQ6NY5SIMZJU3D7GYZEHUY

not attested not anchored not stored refs pending

Possibilistic Instrumental Variable Regression with Potentially Invalid Instruments

Gregor Steiner, Jeremie Houssineau, Mark F.J. Steel

arxiv:2511.16029 v3 · 2025-11-20 · stat.ME · 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{63VIVQ6NY5SIMZJU3D7GYZEHUY}

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	2026-07-07T01:16:01.112530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6ea8ac3cdc764866534d8fe6c6487a63f2a648e3917202c16c77493577dce33

Aliases

arxiv: 2511.16029 · arxiv_version: 2511.16029v3 · doi: 10.48550/arxiv.2511.16029 · pith_short_12: 63VIVQ6NY5SI · pith_short_16: 63VIVQ6NY5SIMZJU · pith_short_8: 63VIVQ6N

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/63VIVQ6NY5SIMZJU3D7GYZEHUY \
  | 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: f6ea8ac3cdc764866534d8fe6c6487a63f2a648e3917202c16c77493577dce33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0da709d9d38acfd7a6d48bfced0c5ffdc0b3b3993b9fec0b513b6a667d5fe365",
    "cross_cats_sorted": [
      "econ.EM",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-11-20T04:20:42Z",
    "title_canon_sha256": "fc030c93cea4f3dbefde3d6a9628b0b5b7a1686da6ba6681b6a82c6b03abe4a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.16029",
    "kind": "arxiv",
    "version": 3
  }
}