Pith Number

pith:NEM7FA5G

pith:2018:NEM7FA5GFWVJXJXM7E6DTIYNSV

not attested not anchored not stored refs pending

A hierarchical modelling approach to assess multi pollutant effects in time-series studies

Anna Hansell, Gary Fuller, Lauren Kanapka, Marta Blangiardo, Monica Pirani

arxiv:1808.08142 v1 · 2018-08-24 · 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{NEM7FA5GFWVJXJXM7E6DTIYNSV}

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	2026-05-17T23:43:04.664929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6919f283a62daa9ba6ecf93c39a30d955273bbd92b471879c733760bf23510d2

Aliases

arxiv: 1808.08142 · arxiv_version: 1808.08142v1 · doi: 10.48550/arxiv.1808.08142 · pith_short_12: NEM7FA5GFWVJ · pith_short_16: NEM7FA5GFWVJXJXM · pith_short_8: NEM7FA5G

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/NEM7FA5GFWVJXJXM7E6DTIYNSV \
  | 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: 6919f283a62daa9ba6ecf93c39a30d955273bbd92b471879c733760bf23510d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15d728b3c04b5bb0a3e5815826a683495272274483970067b1f3373b63edeb2d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-08-24T14:03:35Z",
    "title_canon_sha256": "1eff99ae85efd265334a2aa2ec5579838f5eb12ee0179568077acc6e3bf79ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08142",
    "kind": "arxiv",
    "version": 1
  }
}