Pith Number

pith:OKYC3SRW

pith:2020:OKYC3SRW4YEZ6XDGULLOYMHLGM

not attested not anchored not stored refs pending

Hospital Quality Risk Standardization via Approximate Balancing Weights

Avi Feller, Eli Ben-Michael, Luke Keele, Luke Miratrix, Rachel Kelz

arxiv:2007.09056 v2 · 2020-07-17 · 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{OKYC3SRW4YEZ6XDGULLOYMHLGM}

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	2026-07-05T02:15:10.888979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72b02dca36e6099f5c66a2d6ec30eb33135df611a98330c38e396dce5bd3bc83

Aliases

arxiv: 2007.09056 · arxiv_version: 2007.09056v2 · doi: 10.48550/arxiv.2007.09056 · pith_short_12: OKYC3SRW4YEZ · pith_short_16: OKYC3SRW4YEZ6XDG · pith_short_8: OKYC3SRW

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/OKYC3SRW4YEZ6XDGULLOYMHLGM \
  | 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: 72b02dca36e6099f5c66a2d6ec30eb33135df611a98330c38e396dce5bd3bc83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "957f9e9c38f5cd00ab5825494c636a780f3af92529ae2dd7f721b4334170230f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2020-07-17T15:32:19Z",
    "title_canon_sha256": "a3a8ae30c562200e95ef759ca4ab6ee63d37c102ee691db38bfcba16af8757a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09056",
    "kind": "arxiv",
    "version": 2
  }
}