Pith Number

pith:EUUMADFP

pith:2018:EUUMADFPKU2MS6EUMKHLUHSDY3

not attested not anchored not stored refs pending

Real-Time Fine-Grained Air Quality Sensing Networks in Smart City: Design, Implementation and Optimization

Kaigui Bian, Lingyang Song, Tao Wang, Zhiwen Hu, Zixuan Bai

arxiv:1810.08514 v2 · 2018-10-18 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EUUMADFPKU2MS6EUMKHLUHSDY3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:52:33.728089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2528c00caf5534c97894628eba1e43c6ee4ce6a80ec869b80494e052676bdd44

Aliases

arxiv: 1810.08514 · arxiv_version: 1810.08514v2 · doi: 10.48550/arxiv.1810.08514 · pith_short_12: EUUMADFPKU2M · pith_short_16: EUUMADFPKU2MS6EU · pith_short_8: EUUMADFP

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/EUUMADFPKU2MS6EUMKHLUHSDY3 \
  | 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: 2528c00caf5534c97894628eba1e43c6ee4ce6a80ec869b80494e052676bdd44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1afcf987a9e0a5807d440a4d4fa1e6c21b89807982e7b49e1bfd2b82fb8a5992",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2018-10-18T07:25:28Z",
    "title_canon_sha256": "2c0ff53b1ee235c1937bb7c65e3f9f902136854685ac4370c1db3bd151bfc165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08514",
    "kind": "arxiv",
    "version": 2
  }
}