Pith Number

pith:HKONVU3C

pith:2013:HKONVU3CETNWVSLY32ZF5N7HGE

not attested not anchored not stored refs pending

Data Analysis on the High-Frequency Pollution Data Collected in India

Lamling Venus Shum, Manik Gupta, Pachamuthu Rajalakshmi

arxiv:1301.7231 v1 · 2013-01-30 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HKONVU3CETNWVSLY32ZF5N7HGE}

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	2026-05-18T03:35:00.892174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a9cdad36224db6ac978deb25eb7e7313282b33c46ae8f00f4d93cecb63c4b09

Aliases

arxiv: 1301.7231 · arxiv_version: 1301.7231v1 · doi: 10.48550/arxiv.1301.7231 · pith_short_12: HKONVU3CETNW · pith_short_16: HKONVU3CETNWVSLY · pith_short_8: HKONVU3C

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/HKONVU3CETNWVSLY32ZF5N7HGE \
  | 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: 3a9cdad36224db6ac978deb25eb7e7313282b33c46ae8f00f4d93cecb63c4b09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bac605e5e688fbaec7859f3e10be912af746cb394894e91d872d966f68c21242",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2013-01-30T14:09:24Z",
    "title_canon_sha256": "6e6fc5d4122593daa16f34564124b913c076ce1430d97244d835b6fab405a8db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7231",
    "kind": "arxiv",
    "version": 1
  }
}