Pith Number

pith:KNXV5KC7

pith:2011:KNXV5KC7ZVWEFYOWQACNXYPVYA

not attested not anchored not stored refs pending

Obtaining Traffic Information by Urban Air Quality Inspection

D. Lo Bosco, G.Rizzo, G. Scaccianoce, M. Traverso, P.Ferrante, S. Nicolosi

arxiv:1102.0112 v1 · 2011-02-01 · physics.flu-dyn · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KNXV5KC7ZVWEFYOWQACNXYPVYA}

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	2026-05-18T04:30:13.196551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

536f5ea85fcd6c42e1d68004dbe1f5c03c806f1973ae3dc9d274ebdd57822e15

Aliases

arxiv: 1102.0112 · arxiv_version: 1102.0112v1 · doi: 10.48550/arxiv.1102.0112 · pith_short_12: KNXV5KC7ZVWE · pith_short_16: KNXV5KC7ZVWEFYOW · pith_short_8: KNXV5KC7

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/KNXV5KC7ZVWEFYOWQACNXYPVYA \
  | 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: 536f5ea85fcd6c42e1d68004dbe1f5c03c806f1973ae3dc9d274ebdd57822e15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddc2e95d40b9407526e275b7d5add7621c84c5de2abaa3c537b6eb852c640f59",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2011-02-01T10:07:48Z",
    "title_canon_sha256": "ee56125763ea69aafef6dad83a8176cbe0dc1937e2e2765a09559d7f20aecd33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0112",
    "kind": "arxiv",
    "version": 1
  }
}