Pith Number

pith:X3WARNYL

pith:2021:X3WARNYLTBW5WSEJC532N64QM7

not attested not anchored not stored refs pending

Towards an Open Global Air Quality Monitoring Platform to Assess Children's Exposure to Air Pollutants in the Light of COVID-19 Lockdowns

Akash Smaran Majety, Christina Last, Do-Hyung Kim, Manuel Garc\'ia-Herranz, Nikita Saini, Prithviraj Pramanik, Subhabrata Majumdar

arxiv:2103.12505 v1 · 2021-03-17 · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X3WARNYLTBW5WSEJC532N64QM7}

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	2026-07-05T10:05:37.935904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beec08b70b986ddb48891777a6fb9067d9753cf7651a104c38ce87626f504fda

Aliases

arxiv: 2103.12505 · arxiv_version: 2103.12505v1 · doi: 10.48550/arxiv.2103.12505 · pith_short_12: X3WARNYLTBW5 · pith_short_16: X3WARNYLTBW5WSEJ · pith_short_8: X3WARNYL

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/X3WARNYLTBW5WSEJC532N64QM7 \
  | 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: beec08b70b986ddb48891777a6fb9067d9753cf7651a104c38ce87626f504fda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0c1a80d9b7f34f62dddc8778f99e950e4e0ab42059e5185f8a56b94ea287fd0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-03-17T16:02:28Z",
    "title_canon_sha256": "8134d7f93ac88d7f309950ea0b42c314fe8788bda91de2e6594d7e87d85fab30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12505",
    "kind": "arxiv",
    "version": 1
  }
}