Pith Number

pith:UPTUMIVP

pith:2026:UPTUMIVPM4UPYB4I57PL6737EE

not attested not anchored not stored refs pending

Time-to-Event Estimation with Unreliably Reported Events in Medicare Health Plan Payment

Oana M. Enache, Sherri Rose

arxiv:2602.04092 v2 · 2026-02-04 · stat.AP · econ.EM · 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{UPTUMIVPM4UPYB4I57PL6737EE}

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	2026-05-21T01:04:22.180938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3e74622af6728fc0788efdebf7f7f21279566a700ebc20832d314753eac0e01

Aliases

arxiv: 2602.04092 · arxiv_version: 2602.04092v2 · doi: 10.48550/arxiv.2602.04092 · pith_short_12: UPTUMIVPM4UP · pith_short_16: UPTUMIVPM4UPYB4I · pith_short_8: UPTUMIVP

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/UPTUMIVPM4UPYB4I57PL6737EE \
  | 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: a3e74622af6728fc0788efdebf7f7f21279566a700ebc20832d314753eac0e01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e11f43f45f45720780ea5d7f5ede0f2e0ece6ec360dcf5a5e0ce6ff5918f44df",
    "cross_cats_sorted": [
      "econ.EM",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2026-02-04T00:04:44Z",
    "title_canon_sha256": "4e55de903b10c89c79912747d27f81919ba554ba4a09b8acb3013376f0895e41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.04092",
    "kind": "arxiv",
    "version": 2
  }
}