Pith Number

pith:AFSOXEIZ

pith:2016:AFSOXEIZQPHWHRF6QUL474V6AQ

not attested not anchored not stored refs pending

Data Integration Model for Air Quality: A Hierarchical Approach to the Global Estimation of Exposures to Ambient Air Pollution

Aaron Cohen, Aaron van Donkelaar, Amelia Jobling, Annette Pr\"uss-Ust\"un, Carlos Dora, Gavin Shaddick, Howard Chang, James V. Zidek, Jason West, Lance A. Waller, Matthew L. Thomas, Michael Brauer, Randall Martin, Rick Burnett, Rita Van Dingenen, Sophie Gumy, Yang Liu

arxiv:1609.00141 v2 · 2016-09-01 · 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{AFSOXEIZQPHWHRF6QUL474V6AQ}

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	2026-05-18T01:03:56.502050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0164eb911983cf63c4be8517cff2be042e26df47f64c5f98c2c71406220faadd

Aliases

arxiv: 1609.00141 · arxiv_version: 1609.00141v2 · doi: 10.48550/arxiv.1609.00141 · pith_short_12: AFSOXEIZQPHW · pith_short_16: AFSOXEIZQPHWHRF6 · pith_short_8: AFSOXEIZ

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/AFSOXEIZQPHWHRF6QUL474V6AQ \
  | 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: 0164eb911983cf63c4be8517cff2be042e26df47f64c5f98c2c71406220faadd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddc9ddf2df48f58a954b4dd8eceb64de4d90c2e0b305bd9d77099fa75596d562",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2016-09-01T08:14:01Z",
    "title_canon_sha256": "912a14c63162313fc08ee2ec48c07bd24ab9c1a3255428d0d44db6bd2fe98df9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00141",
    "kind": "arxiv",
    "version": 2
  }
}