Pith Number

pith:UJAPFYXB

pith:2025:UJAPFYXB7TSD2YGOSV6RVFMSEE

not attested not anchored not stored refs pending

A break from the norm? Parametric representations of preference heterogeneity for discrete choice models in health

Alice Wreford, John Buckell, Matthew Quaife, Thomas O. Hancock

arxiv:2506.14099 v1 · 2025-06-17 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJAPFYXB7TSD2YGOSV6RVFMSEE}

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	2026-07-05T11:22:48.994523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a240f2e2e1fce43d60ce957d1a9592211b67ad45f6e5db83ba2007c905edd4bb

Aliases

arxiv: 2506.14099 · arxiv_version: 2506.14099v1 · doi: 10.48550/arxiv.2506.14099 · pith_short_12: UJAPFYXB7TSD · pith_short_16: UJAPFYXB7TSD2YGO · pith_short_8: UJAPFYXB

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/UJAPFYXB7TSD2YGOSV6RVFMSEE \
  | 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: a240f2e2e1fce43d60ce957d1a9592211b67ad45f6e5db83ba2007c905edd4bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bf4ecd969f12adb610cf06979e4ec3f277be90f639e5813185101628603f207",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2025-06-17T01:28:38Z",
    "title_canon_sha256": "95001d1eba46409215bb102acbf27e8018d3bb5517b4514337693730c8ca434b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.14099",
    "kind": "arxiv",
    "version": 1
  }
}