Pith Number

pith:2R3SL3VM

pith:2018:2R3SL3VMEXQDFLL6UHTGVS5F4H

not attested not anchored not stored refs pending

Doubly robust estimators for the average treatment effect under positivity violations: introducing the $e$-score

Iv\'an D\'iaz

arxiv:1807.09148 v2 · 2018-07-24 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2R3SL3VMEXQDFLL6UHTGVS5F4H}

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	2026-05-17T23:52:30.080652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d47725eeac25e032ad7ea1e66acba5e1ef4d63fb004d85ca778a92359133fe93

Aliases

arxiv: 1807.09148 · arxiv_version: 1807.09148v2 · doi: 10.48550/arxiv.1807.09148 · pith_short_12: 2R3SL3VMEXQD · pith_short_16: 2R3SL3VMEXQDFLL6 · pith_short_8: 2R3SL3VM

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/2R3SL3VMEXQDFLL6UHTGVS5F4H \
  | 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: d47725eeac25e032ad7ea1e66acba5e1ef4d63fb004d85ca778a92359133fe93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b440e6ae0b690a87dbb117d61f7f14d2d1f17be1a45f0e360dfa566046e0242",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-07-24T14:32:43Z",
    "title_canon_sha256": "d9b23c232dd3370fa2d6041341037fb45ba872e7413791d53417c4cde0704579"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09148",
    "kind": "arxiv",
    "version": 2
  }
}