Pith Number

pith:7XPSURLI

pith:2018:7XPSURLIY7CPJPL6QMDU7F5NSB

not attested not anchored not stored refs pending

Contextualizing selection bias in Mendelian randomization: how bad is it likely to be?

Apostolos Gkatzionis, Stephen Burgess

arxiv:1803.03987 v1 · 2018-03-11 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XPSURLIY7CPJPL6QMDU7F5NSB}

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	2026-05-18T00:21:33.265430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fddf2a4568c7c4f4bd7e83074f97ad9059ad190bad1ff35e52ae8be4d5c9775b

Aliases

arxiv: 1803.03987 · arxiv_version: 1803.03987v1 · doi: 10.48550/arxiv.1803.03987 · pith_short_12: 7XPSURLIY7CP · pith_short_16: 7XPSURLIY7CPJPL6 · pith_short_8: 7XPSURLI

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/7XPSURLIY7CPJPL6QMDU7F5NSB \
  | 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: fddf2a4568c7c4f4bd7e83074f97ad9059ad190bad1ff35e52ae8be4d5c9775b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86a62f5b377876d44127e75d65b618578303faac4014cc7b1b79325f765e7fab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-03-11T17:00:51Z",
    "title_canon_sha256": "ac9b38c7aa58757f5191d27f8734cd0b3c9670639ae702e32e80f7dab58551ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03987",
    "kind": "arxiv",
    "version": 1
  }
}